Home / 42,140.73-58,153.10-23,277.45

Finding the Fourth Proportional to 42,140.73, 58,153.10 and 23,277.45

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Solution

The fourth proportional to 42,140.73, 58,153.10 and 23,277.45 is: 32,122.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,140.73 : 58,153.10 = 23,277.45 : x
  2. Step 2: Convert to fraction form
    42,140.73/58,153.10 = 23,277.45/x
  3. Step 3: Cross multiply
    42,140.73x = 58,153.10 × 23,277.45
  4. Step 4: Simplify right side
    42,140.73x = 1,353,655,761.21
  5. Step 5: Solve for x
    x = 1,353,655,761.21/42,140.73
  6. Step 6: Final answer
    x = 32,122.27

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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.