Home / 88,681.54-122,375.61-50,435.92

Finding the Fourth Proportional to 88,681.54, 122,375.61 and 50,435.92

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Solution

The fourth proportional to 88,681.54, 122,375.61 and 50,435.92 is: 69,598.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,681.54 : 122,375.61 = 50,435.92 : x
  2. Step 2: Convert to fraction form
    88,681.54/122,375.61 = 50,435.92/x
  3. Step 3: Cross multiply
    88,681.54x = 122,375.61 × 50,435.92
  4. Step 4: Simplify right side
    88,681.54x = 6,172,126,475.91
  5. Step 5: Solve for x
    x = 6,172,126,475.91/88,681.54
  6. Step 6: Final answer
    x = 69,598.77

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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.