Home / 123,617.20-185,364.45-39,366.38

Finding the Fourth Proportional to 123,617.20, 185,364.45 and 39,366.38

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Solution

The fourth proportional to 123,617.20, 185,364.45 and 39,366.38 is: 59,030.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,617.20 : 185,364.45 = 39,366.38 : x
  2. Step 2: Convert to fraction form
    123,617.20/185,364.45 = 39,366.38/x
  3. Step 3: Cross multiply
    123,617.20x = 185,364.45 × 39,366.38
  4. Step 4: Simplify right side
    123,617.20x = 7,297,127,377.19
  5. Step 5: Solve for x
    x = 7,297,127,377.19/123,617.20
  6. Step 6: Final answer
    x = 59,030.03

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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.