Home / 42,153.28-58,172.70-23,291.62

Finding the Fourth Proportional to 42,153.28, 58,172.70 and 23,291.62

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Solution

The fourth proportional to 42,153.28, 58,172.70 and 23,291.62 is: 32,143.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,153.28 : 58,172.70 = 23,291.62 : x
  2. Step 2: Convert to fraction form
    42,153.28/58,172.70 = 23,291.62/x
  3. Step 3: Cross multiply
    42,153.28x = 58,172.70 × 23,291.62
  4. Step 4: Simplify right side
    42,153.28x = 1,354,936,422.77
  5. Step 5: Solve for x
    x = 1,354,936,422.77/42,153.28
  6. Step 6: Final answer
    x = 32,143.08

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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.