Home / 97,021.80-133,882.74-54,572.13

Finding the Fourth Proportional to 97,021.80, 133,882.74 and 54,572.13

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Solution

The fourth proportional to 97,021.80, 133,882.74 and 54,572.13 is: 75,305.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,021.80 : 133,882.74 = 54,572.13 : x
  2. Step 2: Convert to fraction form
    97,021.80/133,882.74 = 54,572.13/x
  3. Step 3: Cross multiply
    97,021.80x = 133,882.74 × 54,572.13
  4. Step 4: Simplify right side
    97,021.80x = 7,306,266,292.04
  5. Step 5: Solve for x
    x = 7,306,266,292.04/97,021.80
  6. Step 6: Final answer
    x = 75,305.41

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1.5x scale

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.