Home / 64,406.10-96,564.15-38,097.30

Finding the Fourth Proportional to 64,406.10, 96,564.15 and 38,097.30

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Solution

The fourth proportional to 64,406.10, 96,564.15 and 38,097.30 is: 57,119.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,406.10 : 96,564.15 = 38,097.30 : x
  2. Step 2: Convert to fraction form
    64,406.10/96,564.15 = 38,097.30/x
  3. Step 3: Cross multiply
    64,406.10x = 96,564.15 × 38,097.30
  4. Step 4: Simplify right side
    64,406.10x = 3,678,833,391.80
  5. Step 5: Solve for x
    x = 3,678,833,391.80/64,406.10
  6. Step 6: Final answer
    x = 57,119.33

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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.