Home / 156,045.60-233,740.35-129,801.60

Finding the Fourth Proportional to 156,045.60, 233,740.35 and 129,801.60

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Solution

The fourth proportional to 156,045.60, 233,740.35 and 129,801.60 is: 194,429.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,045.60 : 233,740.35 = 129,801.60 : x
  2. Step 2: Convert to fraction form
    156,045.60/233,740.35 = 129,801.60/x
  3. Step 3: Cross multiply
    156,045.60x = 233,740.35 × 129,801.60
  4. Step 4: Simplify right side
    156,045.60x = 30,339,871,414.56
  5. Step 5: Solve for x
    x = 30,339,871,414.56/156,045.60
  6. Step 6: Final answer
    x = 194,429.52

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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.