Home / 42,048.62-63,073.17-12,466.70

Finding the Fourth Proportional to 42,048.62, 63,073.17 and 12,466.70

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Solution

The fourth proportional to 42,048.62, 63,073.17 and 12,466.70 is: 18,700.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,048.62 : 63,073.17 = 12,466.70 : x
  2. Step 2: Convert to fraction form
    42,048.62/63,073.17 = 12,466.70/x
  3. Step 3: Cross multiply
    42,048.62x = 63,073.17 × 12,466.70
  4. Step 4: Simplify right side
    42,048.62x = 786,313,973.07
  5. Step 5: Solve for x
    x = 786,313,973.07/42,048.62
  6. Step 6: Final answer
    x = 18,700.12

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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.