Home / 69,005.12-103,482.24-24,620

Finding the Fourth Proportional to 69,005.12, 103,482.24 and 24,620

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Solution

The fourth proportional to 69,005.12, 103,482.24 and 24,620 is: 36,920.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,005.12 : 103,482.24 = 24,620 : x
  2. Step 2: Convert to fraction form
    69,005.12/103,482.24 = 24,620/x
  3. Step 3: Cross multiply
    69,005.12x = 103,482.24 × 24,620
  4. Step 4: Simplify right side
    69,005.12x = 2,547,732,748.80
  5. Step 5: Solve for x
    x = 2,547,732,748.80/69,005.12
  6. Step 6: Final answer
    x = 36,920.92

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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.