Home / 177,515.87-266,406.06-130,253.10

Finding the Fourth Proportional to 177,515.87, 266,406.06 and 130,253.10

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Solution

The fourth proportional to 177,515.87, 266,406.06 and 130,253.10 is: 195,476.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,515.87 : 266,406.06 = 130,253.10 : x
  2. Step 2: Convert to fraction form
    177,515.87/266,406.06 = 130,253.10/x
  3. Step 3: Cross multiply
    177,515.87x = 266,406.06 × 130,253.10
  4. Step 4: Simplify right side
    177,515.87x = 34,700,214,004.57
  5. Step 5: Solve for x
    x = 34,700,214,004.57/177,515.87
  6. Step 6: Final answer
    x = 195,476.68

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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.