Home / 156,003.60-234,005.40-56,276.40

Finding the Fourth Proportional to 156,003.60, 234,005.40 and 56,276.40

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Solution

The fourth proportional to 156,003.60, 234,005.40 and 56,276.40 is: 84,414.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,003.60 : 234,005.40 = 56,276.40 : x
  2. Step 2: Convert to fraction form
    156,003.60/234,005.40 = 56,276.40/x
  3. Step 3: Cross multiply
    156,003.60x = 234,005.40 × 56,276.40
  4. Step 4: Simplify right side
    156,003.60x = 13,168,981,492.56
  5. Step 5: Solve for x
    x = 13,168,981,492.56/156,003.60
  6. Step 6: Final answer
    x = 84,414.60

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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.