Home / 101,312.28-151,966.74-38,996.28

Finding the Fourth Proportional to 101,312.28, 151,966.74 and 38,996.28

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Solution

The fourth proportional to 101,312.28, 151,966.74 and 38,996.28 is: 58,493.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,312.28 : 151,966.74 = 38,996.28 : x
  2. Step 2: Convert to fraction form
    101,312.28/151,966.74 = 38,996.28/x
  3. Step 3: Cross multiply
    101,312.28x = 151,966.74 × 38,996.28
  4. Step 4: Simplify right side
    101,312.28x = 5,926,137,543.73
  5. Step 5: Solve for x
    x = 5,926,137,543.73/101,312.28
  6. Step 6: Final answer
    x = 58,493.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.