Home / 161,725.60-242,588.40-149,915.80

Finding the Fourth Proportional to 161,725.60, 242,588.40 and 149,915.80

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Solution

The fourth proportional to 161,725.60, 242,588.40 and 149,915.80 is: 224,873.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,725.60 : 242,588.40 = 149,915.80 : x
  2. Step 2: Convert to fraction form
    161,725.60/242,588.40 = 149,915.80/x
  3. Step 3: Cross multiply
    161,725.60x = 242,588.40 × 149,915.80
  4. Step 4: Simplify right side
    161,725.60x = 36,367,834,056.72
  5. Step 5: Solve for x
    x = 36,367,834,056.72/161,725.60
  6. Step 6: Final answer
    x = 224,873.70

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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.