Home / 54,962.50-75,848.26-31,088.66

Finding the Fourth Proportional to 54,962.50, 75,848.26 and 31,088.66

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Solution

The fourth proportional to 54,962.50, 75,848.26 and 31,088.66 is: 42,902.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,962.50 : 75,848.26 = 31,088.66 : x
  2. Step 2: Convert to fraction form
    54,962.50/75,848.26 = 31,088.66/x
  3. Step 3: Cross multiply
    54,962.50x = 75,848.26 × 31,088.66
  4. Step 4: Simplify right side
    54,962.50x = 2,358,020,766.73
  5. Step 5: Solve for x
    x = 2,358,020,766.73/54,962.50
  6. Step 6: Final answer
    x = 42,902.36

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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.