Home / 67,572.09-101,338.29-25,421.85

Finding the Fourth Proportional to 67,572.09, 101,338.29 and 25,421.85

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Solution

The fourth proportional to 67,572.09, 101,338.29 and 25,421.85 is: 38,125.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,572.09 : 101,338.29 = 25,421.85 : x
  2. Step 2: Convert to fraction form
    67,572.09/101,338.29 = 25,421.85/x
  3. Step 3: Cross multiply
    67,572.09x = 101,338.29 × 25,421.85
  4. Step 4: Simplify right side
    67,572.09x = 2,576,206,807.64
  5. Step 5: Solve for x
    x = 2,576,206,807.64/67,572.09
  6. Step 6: Final answer
    x = 38,125.31

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1.5x scale

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.