Home / 69,700.07-96,182.96-39,484.77

Finding the Fourth Proportional to 69,700.07, 96,182.96 and 39,484.77

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Solution

The fourth proportional to 69,700.07, 96,182.96 and 39,484.77 is: 54,487.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,700.07 : 96,182.96 = 39,484.77 : x
  2. Step 2: Convert to fraction form
    69,700.07/96,182.96 = 39,484.77/x
  3. Step 3: Cross multiply
    69,700.07x = 96,182.96 × 39,484.77
  4. Step 4: Simplify right side
    69,700.07x = 3,797,761,856.10
  5. Step 5: Solve for x
    x = 3,797,761,856.10/69,700.07
  6. Step 6: Final answer
    x = 54,487.21

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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.