Home / 42,143.29-58,169.33-26,218.24

Finding the Fourth Proportional to 42,143.29, 58,169.33 and 26,218.24

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Solution

The fourth proportional to 42,143.29, 58,169.33 and 26,218.24 is: 36,188.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,143.29 : 58,169.33 = 26,218.24 : x
  2. Step 2: Convert to fraction form
    42,143.29/58,169.33 = 26,218.24/x
  3. Step 3: Cross multiply
    42,143.29x = 58,169.33 × 26,218.24
  4. Step 4: Simplify right side
    42,143.29x = 1,525,097,454.58
  5. Step 5: Solve for x
    x = 1,525,097,454.58/42,143.29
  6. Step 6: Final answer
    x = 36,188.38

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Double scale
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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.