Home / 156,032.60-233,780.10-72,755.80

Finding the Fourth Proportional to 156,032.60, 233,780.10 and 72,755.80

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Solution

The fourth proportional to 156,032.60, 233,780.10 and 72,755.80 is: 109,008.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,032.60 : 233,780.10 = 72,755.80 : x
  2. Step 2: Convert to fraction form
    156,032.60/233,780.10 = 72,755.80/x
  3. Step 3: Cross multiply
    156,032.60x = 233,780.10 × 72,755.80
  4. Step 4: Simplify right side
    156,032.60x = 17,008,858,199.58
  5. Step 5: Solve for x
    x = 17,008,858,199.58/156,032.60
  6. Step 6: Final answer
    x = 109,008.36

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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.