Home / 72,544.24-100,060.68-59,115.52

Finding the Fourth Proportional to 72,544.24, 100,060.68 and 59,115.52

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Solution

The fourth proportional to 72,544.24, 100,060.68 and 59,115.52 is: 81,538.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,544.24 : 100,060.68 = 59,115.52 : x
  2. Step 2: Convert to fraction form
    72,544.24/100,060.68 = 59,115.52/x
  3. Step 3: Cross multiply
    72,544.24x = 100,060.68 × 59,115.52
  4. Step 4: Simplify right side
    72,544.24x = 5,915,139,129.75
  5. Step 5: Solve for x
    x = 5,915,139,129.75/72,544.24
  6. Step 6: Final answer
    x = 81,538.37

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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.