Home / 88,234.17-121,701.60-58,009.83

Finding the Fourth Proportional to 88,234.17, 121,701.60 and 58,009.83

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Solution

The fourth proportional to 88,234.17, 121,701.60 and 58,009.83 is: 80,013.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,234.17 : 121,701.60 = 58,009.83 : x
  2. Step 2: Convert to fraction form
    88,234.17/121,701.60 = 58,009.83/x
  3. Step 3: Cross multiply
    88,234.17x = 121,701.60 × 58,009.83
  4. Step 4: Simplify right side
    88,234.17x = 7,059,889,240.54
  5. Step 5: Solve for x
    x = 7,059,889,240.54/88,234.17
  6. Step 6: Final answer
    x = 80,013.09

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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.