Home / 42,305.76-63,459.66-14,226.18

Finding the Fourth Proportional to 42,305.76, 63,459.66 and 14,226.18

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Solution

The fourth proportional to 42,305.76, 63,459.66 and 14,226.18 is: 21,339.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,305.76 : 63,459.66 = 14,226.18 : x
  2. Step 2: Convert to fraction form
    42,305.76/63,459.66 = 14,226.18/x
  3. Step 3: Cross multiply
    42,305.76x = 63,459.66 × 14,226.18
  4. Step 4: Simplify right side
    42,305.76x = 902,788,545.90
  5. Step 5: Solve for x
    x = 902,788,545.90/42,305.76
  6. Step 6: Final answer
    x = 21,339.61

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1.5x scale

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.