Home / 109,824.66-151,560.45-67,358.10

Finding the Fourth Proportional to 109,824.66, 151,560.45 and 67,358.10

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Solution

The fourth proportional to 109,824.66, 151,560.45 and 67,358.10 is: 92,955.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,824.66 : 151,560.45 = 67,358.10 : x
  2. Step 2: Convert to fraction form
    109,824.66/151,560.45 = 67,358.10/x
  3. Step 3: Cross multiply
    109,824.66x = 151,560.45 × 67,358.10
  4. Step 4: Simplify right side
    109,824.66x = 10,208,823,947.15
  5. Step 5: Solve for x
    x = 10,208,823,947.15/109,824.66
  6. Step 6: Final answer
    x = 92,955.66

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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.