Home / 107,158.53-147,880.45-58,764.88

Finding the Fourth Proportional to 107,158.53, 147,880.45 and 58,764.88

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Solution

The fourth proportional to 107,158.53, 147,880.45 and 58,764.88 is: 81,096.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,158.53 : 147,880.45 = 58,764.88 : x
  2. Step 2: Convert to fraction form
    107,158.53/147,880.45 = 58,764.88/x
  3. Step 3: Cross multiply
    107,158.53x = 147,880.45 × 58,764.88
  4. Step 4: Simplify right side
    107,158.53x = 8,690,176,898.60
  5. Step 5: Solve for x
    x = 8,690,176,898.60/107,158.53
  6. Step 6: Final answer
    x = 81,096.45

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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.