Home / 42,523.11-58,684.77-28,158.17

Finding the Fourth Proportional to 42,523.11, 58,684.77 and 28,158.17

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Solution

The fourth proportional to 42,523.11, 58,684.77 and 28,158.17 is: 38,860.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,523.11 : 58,684.77 = 28,158.17 : x
  2. Step 2: Convert to fraction form
    42,523.11/58,684.77 = 28,158.17/x
  3. Step 3: Cross multiply
    42,523.11x = 58,684.77 × 28,158.17
  4. Step 4: Simplify right side
    42,523.11x = 1,652,455,436.65
  5. Step 5: Solve for x
    x = 1,652,455,436.65/42,523.11
  6. Step 6: Final answer
    x = 38,860.17

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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.