Home / 79,624.59-119,510.73-40,209.36

Finding the Fourth Proportional to 79,624.59, 119,510.73 and 40,209.36

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Solution

The fourth proportional to 79,624.59, 119,510.73 and 40,209.36 is: 60,351.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,624.59 : 119,510.73 = 40,209.36 : x
  2. Step 2: Convert to fraction form
    79,624.59/119,510.73 = 40,209.36/x
  3. Step 3: Cross multiply
    79,624.59x = 119,510.73 × 40,209.36
  4. Step 4: Simplify right side
    79,624.59x = 4,805,449,966.43
  5. Step 5: Solve for x
    x = 4,805,449,966.43/79,624.59
  6. Step 6: Final answer
    x = 60,351.33

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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.