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Finding the Fourth Proportional to 61,352.64, 84,666.06 and 37,154.70

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Solution

The fourth proportional to 61,352.64, 84,666.06 and 37,154.70 is: 51,273.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,352.64 : 84,666.06 = 37,154.70 : x
  2. Step 2: Convert to fraction form
    61,352.64/84,666.06 = 37,154.70/x
  3. Step 3: Cross multiply
    61,352.64x = 84,666.06 × 37,154.70
  4. Step 4: Simplify right side
    61,352.64x = 3,145,742,059.48
  5. Step 5: Solve for x
    x = 3,145,742,059.48/61,352.64
  6. Step 6: Final answer
    x = 51,273.13

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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.