Home / 123,290.70-184,937.28-39,049.26

Finding the Fourth Proportional to 123,290.70, 184,937.28 and 39,049.26

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Solution

The fourth proportional to 123,290.70, 184,937.28 and 39,049.26 is: 58,574.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,290.70 : 184,937.28 = 39,049.26 : x
  2. Step 2: Convert to fraction form
    123,290.70/184,937.28 = 39,049.26/x
  3. Step 3: Cross multiply
    123,290.70x = 184,937.28 × 39,049.26
  4. Step 4: Simplify right side
    123,290.70x = 7,221,663,930.41
  5. Step 5: Solve for x
    x = 7,221,663,930.41/123,290.70
  6. Step 6: Final answer
    x = 58,574.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.