Home / 53,680.60-80,535.48-16,239.16

Finding the Fourth Proportional to 53,680.60, 80,535.48 and 16,239.16

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Solution

The fourth proportional to 53,680.60, 80,535.48 and 16,239.16 is: 24,363.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,680.60 : 80,535.48 = 16,239.16 : x
  2. Step 2: Convert to fraction form
    53,680.60/80,535.48 = 16,239.16/x
  3. Step 3: Cross multiply
    53,680.60x = 80,535.48 × 16,239.16
  4. Step 4: Simplify right side
    53,680.60x = 1,307,828,545.40
  5. Step 5: Solve for x
    x = 1,307,828,545.40/53,680.60
  6. Step 6: Final answer
    x = 24,363.15

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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.