Home / 72,484.02-108,729.68-25,101.45

Finding the Fourth Proportional to 72,484.02, 108,729.68 and 25,101.45

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Solution

The fourth proportional to 72,484.02, 108,729.68 and 25,101.45 is: 37,653.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,484.02 : 108,729.68 = 25,101.45 : x
  2. Step 2: Convert to fraction form
    72,484.02/108,729.68 = 25,101.45/x
  3. Step 3: Cross multiply
    72,484.02x = 108,729.68 × 25,101.45
  4. Step 4: Simplify right side
    72,484.02x = 2,729,272,500.53
  5. Step 5: Solve for x
    x = 2,729,272,500.53/72,484.02
  6. Step 6: Final answer
    x = 37,653.44

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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.