Home / 109,092.36-150,535.95-60,686.40

Finding the Fourth Proportional to 109,092.36, 150,535.95 and 60,686.40

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Solution

The fourth proportional to 109,092.36, 150,535.95 and 60,686.40 is: 83,740.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,092.36 : 150,535.95 = 60,686.40 : x
  2. Step 2: Convert to fraction form
    109,092.36/150,535.95 = 60,686.40/x
  3. Step 3: Cross multiply
    109,092.36x = 150,535.95 × 60,686.40
  4. Step 4: Simplify right side
    109,092.36x = 9,135,484,876.08
  5. Step 5: Solve for x
    x = 9,135,484,876.08/109,092.36
  6. Step 6: Final answer
    x = 83,740.83

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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.