Home / 89,070.68-122,917.59-48,787.00

Finding the Fourth Proportional to 89,070.68, 122,917.59 and 48,787.00

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Solution

The fourth proportional to 89,070.68, 122,917.59 and 48,787.00 is: 67,326.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,070.68 : 122,917.59 = 48,787.00 : x
  2. Step 2: Convert to fraction form
    89,070.68/122,917.59 = 48,787.00/x
  3. Step 3: Cross multiply
    89,070.68x = 122,917.59 × 48,787.00
  4. Step 4: Simplify right side
    89,070.68x = 5,996,780,156.04
  5. Step 5: Solve for x
    x = 5,996,780,156.04/89,070.68
  6. Step 6: Final answer
    x = 67,326.08

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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.