Home / 90,462.40-124,853.06-50,189.14

Finding the Fourth Proportional to 90,462.40, 124,853.06 and 50,189.14

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Solution

The fourth proportional to 90,462.40, 124,853.06 and 50,189.14 is: 69,269.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,462.40 : 124,853.06 = 50,189.14 : x
  2. Step 2: Convert to fraction form
    90,462.40/124,853.06 = 50,189.14/x
  3. Step 3: Cross multiply
    90,462.40x = 124,853.06 × 50,189.14
  4. Step 4: Simplify right side
    90,462.40x = 6,266,267,707.77
  5. Step 5: Solve for x
    x = 6,266,267,707.77/90,462.40
  6. Step 6: Final answer
    x = 69,269.31

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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.