Home / 50,307.15-69,420.51-27,645.65

Finding the Fourth Proportional to 50,307.15, 69,420.51 and 27,645.65

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Solution

The fourth proportional to 50,307.15, 69,420.51 and 27,645.65 is: 38,149.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,307.15 : 69,420.51 = 27,645.65 : x
  2. Step 2: Convert to fraction form
    50,307.15/69,420.51 = 27,645.65/x
  3. Step 3: Cross multiply
    50,307.15x = 69,420.51 × 27,645.65
  4. Step 4: Simplify right side
    50,307.15x = 1,919,175,250.40
  5. Step 5: Solve for x
    x = 1,919,175,250.40/50,307.15
  6. Step 6: Final answer
    x = 38,149.16

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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.