Home / 48,607.93-72,909.46-19,031.19

Finding the Fourth Proportional to 48,607.93, 72,909.46 and 19,031.19

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Solution

The fourth proportional to 48,607.93, 72,909.46 and 19,031.19 is: 28,545.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,607.93 : 72,909.46 = 19,031.19 : x
  2. Step 2: Convert to fraction form
    48,607.93/72,909.46 = 19,031.19/x
  3. Step 3: Cross multiply
    48,607.93x = 72,909.46 × 19,031.19
  4. Step 4: Simplify right side
    48,607.93x = 1,387,553,786.06
  5. Step 5: Solve for x
    x = 1,387,553,786.06/48,607.93
  6. Step 6: Final answer
    x = 28,545.83

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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.