Home / 89,335.37-123,200.55-60,697.91

Finding the Fourth Proportional to 89,335.37, 123,200.55 and 60,697.91

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Solution

The fourth proportional to 89,335.37, 123,200.55 and 60,697.91 is: 83,707.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,335.37 : 123,200.55 = 60,697.91 : x
  2. Step 2: Convert to fraction form
    89,335.37/123,200.55 = 60,697.91/x
  3. Step 3: Cross multiply
    89,335.37x = 123,200.55 × 60,697.91
  4. Step 4: Simplify right side
    89,335.37x = 7,478,016,203.85
  5. Step 5: Solve for x
    x = 7,478,016,203.85/89,335.37
  6. Step 6: Final answer
    x = 83,707.23

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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.