Home / 156,712.06-216,232.23-93,069.82

Finding the Fourth Proportional to 156,712.06, 216,232.23 and 93,069.82

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Solution

The fourth proportional to 156,712.06, 216,232.23 and 93,069.82 is: 128,418.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,712.06 : 216,232.23 = 93,069.82 : x
  2. Step 2: Convert to fraction form
    156,712.06/216,232.23 = 93,069.82/x
  3. Step 3: Cross multiply
    156,712.06x = 216,232.23 × 93,069.82
  4. Step 4: Simplify right side
    156,712.06x = 20,124,694,724.30
  5. Step 5: Solve for x
    x = 20,124,694,724.30/156,712.06
  6. Step 6: Final answer
    x = 128,418.29

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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.