Home / 73,255.05-109,718.55-60,133.05

Finding the Fourth Proportional to 73,255.05, 109,718.55 and 60,133.05

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Solution

The fourth proportional to 73,255.05, 109,718.55 and 60,133.05 is: 90,064.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,255.05 : 109,718.55 = 60,133.05 : x
  2. Step 2: Convert to fraction form
    73,255.05/109,718.55 = 60,133.05/x
  3. Step 3: Cross multiply
    73,255.05x = 109,718.55 × 60,133.05
  4. Step 4: Simplify right side
    73,255.05x = 6,597,711,053.08
  5. Step 5: Solve for x
    x = 6,597,711,053.08/73,255.05
  6. Step 6: Final answer
    x = 90,064.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.