Home / 51,547.04-77,319.12-16,488.80

Finding the Fourth Proportional to 51,547.04, 77,319.12 and 16,488.80

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Solution

The fourth proportional to 51,547.04, 77,319.12 and 16,488.80 is: 24,732.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,547.04 : 77,319.12 = 16,488.80 : x
  2. Step 2: Convert to fraction form
    51,547.04/77,319.12 = 16,488.80/x
  3. Step 3: Cross multiply
    51,547.04x = 77,319.12 × 16,488.80
  4. Step 4: Simplify right side
    51,547.04x = 1,274,899,505.86
  5. Step 5: Solve for x
    x = 1,274,899,505.86/51,547.04
  6. Step 6: Final answer
    x = 24,732.74

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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.