Home / 60,314.60-90,428.16-40,544.12

Finding the Fourth Proportional to 60,314.60, 90,428.16 and 40,544.12

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Solution

The fourth proportional to 60,314.60, 90,428.16 and 40,544.12 is: 60,786.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,314.60 : 90,428.16 = 40,544.12 : x
  2. Step 2: Convert to fraction form
    60,314.60/90,428.16 = 40,544.12/x
  3. Step 3: Cross multiply
    60,314.60x = 90,428.16 × 40,544.12
  4. Step 4: Simplify right side
    60,314.60x = 3,666,330,170.42
  5. Step 5: Solve for x
    x = 3,666,330,170.42/60,314.60
  6. Step 6: Final answer
    x = 60,786.78

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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.