Home / 156,685.43-234,867.26-61,877.18

Finding the Fourth Proportional to 156,685.43, 234,867.26 and 61,877.18

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Solution

The fourth proportional to 156,685.43, 234,867.26 and 61,877.18 is: 92,752.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,685.43 : 234,867.26 = 61,877.18 : x
  2. Step 2: Convert to fraction form
    156,685.43/234,867.26 = 61,877.18/x
  3. Step 3: Cross multiply
    156,685.43x = 234,867.26 × 61,877.18
  4. Step 4: Simplify right side
    156,685.43x = 14,532,922,239.40
  5. Step 5: Solve for x
    x = 14,532,922,239.40/156,685.43
  6. Step 6: Final answer
    x = 92,752.23

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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.