Home / 83,068.21-114,635.33-45,341.65

Finding the Fourth Proportional to 83,068.21, 114,635.33 and 45,341.65

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Solution

The fourth proportional to 83,068.21, 114,635.33 and 45,341.65 is: 62,572.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,068.21 : 114,635.33 = 45,341.65 : x
  2. Step 2: Convert to fraction form
    83,068.21/114,635.33 = 45,341.65/x
  3. Step 3: Cross multiply
    83,068.21x = 114,635.33 × 45,341.65
  4. Step 4: Simplify right side
    83,068.21x = 5,197,755,010.49
  5. Step 5: Solve for x
    x = 5,197,755,010.49/83,068.21
  6. Step 6: Final answer
    x = 62,572.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.