Home / 156,929.15-235,393.73-137,246.15

Finding the Fourth Proportional to 156,929.15, 235,393.73 and 137,246.15

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Solution

The fourth proportional to 156,929.15, 235,393.73 and 137,246.15 is: 205,869.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,929.15 : 235,393.73 = 137,246.15 : x
  2. Step 2: Convert to fraction form
    156,929.15/235,393.73 = 137,246.15/x
  3. Step 3: Cross multiply
    156,929.15x = 235,393.73 × 137,246.15
  4. Step 4: Simplify right side
    156,929.15x = 32,306,883,176.64
  5. Step 5: Solve for x
    x = 32,306,883,176.64/156,929.15
  6. Step 6: Final answer
    x = 205,869.23

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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.