Home / 97,013.16-133,877.66-54,572.00

Finding the Fourth Proportional to 97,013.16, 133,877.66 and 54,572.00

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Solution

The fourth proportional to 97,013.16, 133,877.66 and 54,572.00 is: 75,309.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,013.16 : 133,877.66 = 54,572.00 : x
  2. Step 2: Convert to fraction form
    97,013.16/133,877.66 = 54,572.00/x
  3. Step 3: Cross multiply
    97,013.16x = 133,877.66 × 54,572.00
  4. Step 4: Simplify right side
    97,013.16x = 7,305,970,719.27
  5. Step 5: Solve for x
    x = 7,305,970,719.27/97,013.16
  6. Step 6: Final answer
    x = 75,309.07

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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.