Home / 107,435.52-161,153.28-37,276.80

Finding the Fourth Proportional to 107,435.52, 161,153.28 and 37,276.80

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Solution

The fourth proportional to 107,435.52, 161,153.28 and 37,276.80 is: 55,915.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,435.52 : 161,153.28 = 37,276.80 : x
  2. Step 2: Convert to fraction form
    107,435.52/161,153.28 = 37,276.80/x
  3. Step 3: Cross multiply
    107,435.52x = 161,153.28 × 37,276.80
  4. Step 4: Simplify right side
    107,435.52x = 6,007,278,587.90
  5. Step 5: Solve for x
    x = 6,007,278,587.90/107,435.52
  6. Step 6: Final answer
    x = 55,915.20

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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.