Home / 83,674.04-115,471.51-45,433.57

Finding the Fourth Proportional to 83,674.04, 115,471.51 and 45,433.57

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Solution

The fourth proportional to 83,674.04, 115,471.51 and 45,433.57 is: 62,699.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,674.04 : 115,471.51 = 45,433.57 : x
  2. Step 2: Convert to fraction form
    83,674.04/115,471.51 = 45,433.57/x
  3. Step 3: Cross multiply
    83,674.04x = 115,471.51 × 45,433.57
  4. Step 4: Simplify right side
    83,674.04x = 5,246,282,932.59
  5. Step 5: Solve for x
    x = 5,246,282,932.59/83,674.04
  6. Step 6: Final answer
    x = 62,699.05

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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.