Home / 89,013.60-133,417.80-44,670.96

Finding the Fourth Proportional to 89,013.60, 133,417.80 and 44,670.96

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Solution

The fourth proportional to 89,013.60, 133,417.80 and 44,670.96 is: 66,954.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,013.60 : 133,417.80 = 44,670.96 : x
  2. Step 2: Convert to fraction form
    89,013.60/133,417.80 = 44,670.96/x
  3. Step 3: Cross multiply
    89,013.60x = 133,417.80 × 44,670.96
  4. Step 4: Simplify right side
    89,013.60x = 5,959,901,207.09
  5. Step 5: Solve for x
    x = 5,959,901,207.09/89,013.60
  6. Step 6: Final answer
    x = 66,954.95

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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.