Home / 54,962.80-75,848.69-31,088.96

Finding the Fourth Proportional to 54,962.80, 75,848.69 and 31,088.96

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Solution

The fourth proportional to 54,962.80, 75,848.69 and 31,088.96 is: 42,902.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,962.80 : 75,848.69 = 31,088.96 : x
  2. Step 2: Convert to fraction form
    54,962.80/75,848.69 = 31,088.96/x
  3. Step 3: Cross multiply
    54,962.80x = 75,848.69 × 31,088.96
  4. Step 4: Simplify right side
    54,962.80x = 2,358,056,734.02
  5. Step 5: Solve for x
    x = 2,358,056,734.02/54,962.80
  6. Step 6: Final answer
    x = 42,902.78

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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.