Home / 71,001.14-106,412.61-37,638.86

Finding the Fourth Proportional to 71,001.14, 106,412.61 and 37,638.86

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Solution

The fourth proportional to 71,001.14, 106,412.61 and 37,638.86 is: 56,411.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,001.14 : 106,412.61 = 37,638.86 : x
  2. Step 2: Convert to fraction form
    71,001.14/106,412.61 = 37,638.86/x
  3. Step 3: Cross multiply
    71,001.14x = 106,412.61 × 37,638.86
  4. Step 4: Simplify right side
    71,001.14x = 4,005,249,330.02
  5. Step 5: Solve for x
    x = 4,005,249,330.02/71,001.14
  6. Step 6: Final answer
    x = 56,411.06

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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.