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Finding the Fourth Proportional to 124,564.90, 186,810.90 and 44,593.60

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Solution

The fourth proportional to 124,564.90, 186,810.90 and 44,593.60 is: 66,877.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,564.90 : 186,810.90 = 44,593.60 : x
  2. Step 2: Convert to fraction form
    124,564.90/186,810.90 = 44,593.60/x
  3. Step 3: Cross multiply
    124,564.90x = 186,810.90 × 44,593.60
  4. Step 4: Simplify right side
    124,564.90x = 8,330,570,550.24
  5. Step 5: Solve for x
    x = 8,330,570,550.24/124,564.90
  6. Step 6: Final answer
    x = 66,877.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.