Home / 156,868.68-235,300.97-38,541.05

Finding the Fourth Proportional to 156,868.68, 235,300.97 and 38,541.05

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Solution

The fourth proportional to 156,868.68, 235,300.97 and 38,541.05 is: 57,811.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,868.68 : 235,300.97 = 38,541.05 : x
  2. Step 2: Convert to fraction form
    156,868.68/235,300.97 = 38,541.05/x
  3. Step 3: Cross multiply
    156,868.68x = 235,300.97 × 38,541.05
  4. Step 4: Simplify right side
    156,868.68x = 9,068,745,080.61
  5. Step 5: Solve for x
    x = 9,068,745,080.61/156,868.68
  6. Step 6: Final answer
    x = 57,811.06

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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.