Home / 48,530.13-72,807.28-38,572.44

Finding the Fourth Proportional to 48,530.13, 72,807.28 and 38,572.44

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Solution

The fourth proportional to 48,530.13, 72,807.28 and 38,572.44 is: 57,868.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,530.13 : 72,807.28 = 38,572.44 : x
  2. Step 2: Convert to fraction form
    48,530.13/72,807.28 = 38,572.44/x
  3. Step 3: Cross multiply
    48,530.13x = 72,807.28 × 38,572.44
  4. Step 4: Simplify right side
    48,530.13x = 2,808,354,439.36
  5. Step 5: Solve for x
    x = 2,808,354,439.36/48,530.13
  6. Step 6: Final answer
    x = 57,868.27

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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.