Home / 83,483.80-115,207.38-45,244.45

Finding the Fourth Proportional to 83,483.80, 115,207.38 and 45,244.45

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Solution

The fourth proportional to 83,483.80, 115,207.38 and 45,244.45 is: 62,437.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,483.80 : 115,207.38 = 45,244.45 : x
  2. Step 2: Convert to fraction form
    83,483.80/115,207.38 = 45,244.45/x
  3. Step 3: Cross multiply
    83,483.80x = 115,207.38 × 45,244.45
  4. Step 4: Simplify right side
    83,483.80x = 5,212,494,544.04
  5. Step 5: Solve for x
    x = 5,212,494,544.04/83,483.80
  6. Step 6: Final answer
    x = 62,437.20

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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.