Home / 59,646.24-89,479.08-20,207.88

Finding the Fourth Proportional to 59,646.24, 89,479.08 and 20,207.88

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Solution

The fourth proportional to 59,646.24, 89,479.08 and 20,207.88 is: 30,315.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,646.24 : 89,479.08 = 20,207.88 : x
  2. Step 2: Convert to fraction form
    59,646.24/89,479.08 = 20,207.88/x
  3. Step 3: Cross multiply
    59,646.24x = 89,479.08 × 20,207.88
  4. Step 4: Simplify right side
    59,646.24x = 1,808,182,511.15
  5. Step 5: Solve for x
    x = 1,808,182,511.15/59,646.24
  6. Step 6: Final answer
    x = 30,315.11

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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.