Home / 42,254.40-58,311.36-23,391.12

Finding the Fourth Proportional to 42,254.40, 58,311.36 and 23,391.12

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Solution

The fourth proportional to 42,254.40, 58,311.36 and 23,391.12 is: 32,279.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,254.40 : 58,311.36 = 23,391.12 : x
  2. Step 2: Convert to fraction form
    42,254.40/58,311.36 = 23,391.12/x
  3. Step 3: Cross multiply
    42,254.40x = 58,311.36 × 23,391.12
  4. Step 4: Simplify right side
    42,254.40x = 1,363,968,019.12
  5. Step 5: Solve for x
    x = 1,363,968,019.12/42,254.40
  6. Step 6: Final answer
    x = 32,279.91

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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.