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Finding the Fourth Proportional to 89,153,999.60, 125,042,347.60 and 89,153,999.60

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Solution

The fourth proportional to 89,153,999.60, 125,042,347.60 and 89,153,999.60 is: 125,042,347.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,153,999.60 : 125,042,347.60 = 89,153,999.60 : x
  2. Step 2: Convert to fraction form
    89,153,999.60/125,042,347.60 = 89,153,999.60/x
  3. Step 3: Cross multiply
    89,153,999.60x = 125,042,347.60 × 89,153,999.60
  4. Step 4: Simplify right side
    89,153,999.60x = 11,148,025,407,913,460
  5. Step 5: Solve for x
    x = 11,148,025,407,913,460/89,153,999.60
  6. Step 6: Final answer
    x = 125,042,347.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.