Home / 42,187.84-58,219.20-23,324.80

Finding the Fourth Proportional to 42,187.84, 58,219.20 and 23,324.80

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Solution

The fourth proportional to 42,187.84, 58,219.20 and 23,324.80 is: 32,188.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,187.84 : 58,219.20 = 23,324.80 : x
  2. Step 2: Convert to fraction form
    42,187.84/58,219.20 = 23,324.80/x
  3. Step 3: Cross multiply
    42,187.84x = 58,219.20 × 23,324.80
  4. Step 4: Simplify right side
    42,187.84x = 1,357,951,196.16
  5. Step 5: Solve for x
    x = 1,357,951,196.16/42,187.84
  6. Step 6: Final answer
    x = 32,188.21

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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.