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Finding the Fourth Proportional to 62,999.01, 86,938.79 and 34,705.17

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Solution

The fourth proportional to 62,999.01, 86,938.79 and 34,705.17 is: 47,893.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,999.01 : 86,938.79 = 34,705.17 : x
  2. Step 2: Convert to fraction form
    62,999.01/86,938.79 = 34,705.17/x
  3. Step 3: Cross multiply
    62,999.01x = 86,938.79 × 34,705.17
  4. Step 4: Simplify right side
    62,999.01x = 3,017,225,313.02
  5. Step 5: Solve for x
    x = 3,017,225,313.02/62,999.01
  6. Step 6: Final answer
    x = 47,893.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.