Home / 156,711.06-216,230.85-93,068.82

Finding the Fourth Proportional to 156,711.06, 216,230.85 and 93,068.82

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Solution

The fourth proportional to 156,711.06, 216,230.85 and 93,068.82 is: 128,416.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,711.06 : 216,230.85 = 93,068.82 : x
  2. Step 2: Convert to fraction form
    156,711.06/216,230.85 = 93,068.82/x
  3. Step 3: Cross multiply
    156,711.06x = 216,230.85 × 93,068.82
  4. Step 4: Simplify right side
    156,711.06x = 20,124,350,057.10
  5. Step 5: Solve for x
    x = 20,124,350,057.10/156,711.06
  6. Step 6: Final answer
    x = 128,416.91

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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.