Home / 48,575.64-72,607.16-42,200.53

Finding the Fourth Proportional to 48,575.64, 72,607.16 and 42,200.53

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Solution

The fourth proportional to 48,575.64, 72,607.16 and 42,200.53 is: 63,078.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,575.64 : 72,607.16 = 42,200.53 : x
  2. Step 2: Convert to fraction form
    48,575.64/72,607.16 = 42,200.53/x
  3. Step 3: Cross multiply
    48,575.64x = 72,607.16 × 42,200.53
  4. Step 4: Simplify right side
    48,575.64x = 3,064,060,633.79
  5. Step 5: Solve for x
    x = 3,064,060,633.79/48,575.64
  6. Step 6: Final answer
    x = 63,078.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.