Home / 116,226.95-159,889.86-101,821.91

Finding the Fourth Proportional to 116,226.95, 159,889.86 and 101,821.91

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Solution

The fourth proportional to 116,226.95, 159,889.86 and 101,821.91 is: 140,073.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,226.95 : 159,889.86 = 101,821.91 : x
  2. Step 2: Convert to fraction form
    116,226.95/159,889.86 = 101,821.91/x
  3. Step 3: Cross multiply
    116,226.95x = 159,889.86 × 101,821.91
  4. Step 4: Simplify right side
    116,226.95x = 16,280,290,135.38
  5. Step 5: Solve for x
    x = 16,280,290,135.38/116,226.95
  6. Step 6: Final answer
    x = 140,073.29

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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.