Home / 97,016.68-133,882.50-54,574.48

Finding the Fourth Proportional to 97,016.68, 133,882.50 and 54,574.48

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Solution

The fourth proportional to 97,016.68, 133,882.50 and 54,574.48 is: 75,312.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,016.68 : 133,882.50 = 54,574.48 : x
  2. Step 2: Convert to fraction form
    97,016.68/133,882.50 = 54,574.48/x
  3. Step 3: Cross multiply
    97,016.68x = 133,882.50 × 54,574.48
  4. Step 4: Simplify right side
    97,016.68x = 7,306,567,818.60
  5. Step 5: Solve for x
    x = 7,306,567,818.60/97,016.68
  6. Step 6: Final answer
    x = 75,312.49

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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.