Home / 95,159.04-131,302.78-54,304.51

Finding the Fourth Proportional to 95,159.04, 131,302.78 and 54,304.51

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Solution

The fourth proportional to 95,159.04, 131,302.78 and 54,304.51 is: 74,930.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,159.04 : 131,302.78 = 54,304.51 : x
  2. Step 2: Convert to fraction form
    95,159.04/131,302.78 = 54,304.51/x
  3. Step 3: Cross multiply
    95,159.04x = 131,302.78 × 54,304.51
  4. Step 4: Simplify right side
    95,159.04x = 7,130,333,129.54
  5. Step 5: Solve for x
    x = 7,130,333,129.54/95,159.04
  6. Step 6: Final answer
    x = 74,930.70

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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.