Home / 45,716.59-62,948.70-40,019.46

Finding the Fourth Proportional to 45,716.59, 62,948.70 and 40,019.46

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Solution

The fourth proportional to 45,716.59, 62,948.70 and 40,019.46 is: 55,104.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,716.59 : 62,948.70 = 40,019.46 : x
  2. Step 2: Convert to fraction form
    45,716.59/62,948.70 = 40,019.46/x
  3. Step 3: Cross multiply
    45,716.59x = 62,948.70 × 40,019.46
  4. Step 4: Simplify right side
    45,716.59x = 2,519,172,981.70
  5. Step 5: Solve for x
    x = 2,519,172,981.70/45,716.59
  6. Step 6: Final answer
    x = 55,104.13

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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.