Home / 156,760.68-216,301.60-93,114.12

Finding the Fourth Proportional to 156,760.68, 216,301.60 and 93,114.12

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Solution

The fourth proportional to 156,760.68, 216,301.60 and 93,114.12 is: 128,480.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,760.68 : 216,301.60 = 93,114.12 : x
  2. Step 2: Convert to fraction form
    156,760.68/216,301.60 = 93,114.12/x
  3. Step 3: Cross multiply
    156,760.68x = 216,301.60 × 93,114.12
  4. Step 4: Simplify right side
    156,760.68x = 20,140,733,138.59
  5. Step 5: Solve for x
    x = 20,140,733,138.59/156,760.68
  6. Step 6: Final answer
    x = 128,480.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.