Home / 42,154.76-58,173.45-23,291.75

Finding the Fourth Proportional to 42,154.76, 58,173.45 and 23,291.75

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Solution

The fourth proportional to 42,154.76, 58,173.45 and 23,291.75 is: 32,142.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,154.76 : 58,173.45 = 23,291.75 : x
  2. Step 2: Convert to fraction form
    42,154.76/58,173.45 = 23,291.75/x
  3. Step 3: Cross multiply
    42,154.76x = 58,173.45 × 23,291.75
  4. Step 4: Simplify right side
    42,154.76x = 1,354,961,454.04
  5. Step 5: Solve for x
    x = 1,354,961,454.04/42,154.76
  6. Step 6: Final answer
    x = 32,142.55

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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.