Home / 106,670.28-147,202.20-58,915.92

Finding the Fourth Proportional to 106,670.28, 147,202.20 and 58,915.92

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Solution

The fourth proportional to 106,670.28, 147,202.20 and 58,915.92 is: 81,302.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,670.28 : 147,202.20 = 58,915.92 : x
  2. Step 2: Convert to fraction form
    106,670.28/147,202.20 = 58,915.92/x
  3. Step 3: Cross multiply
    106,670.28x = 147,202.20 × 58,915.92
  4. Step 4: Simplify right side
    106,670.28x = 8,672,553,039.02
  5. Step 5: Solve for x
    x = 8,672,553,039.02/106,670.28
  6. Step 6: Final answer
    x = 81,302.43

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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.