Home / 175,045.80-262,568.70-86,472.30

Finding the Fourth Proportional to 175,045.80, 262,568.70 and 86,472.30

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Solution

The fourth proportional to 175,045.80, 262,568.70 and 86,472.30 is: 129,708.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,045.80 : 262,568.70 = 86,472.30 : x
  2. Step 2: Convert to fraction form
    175,045.80/262,568.70 = 86,472.30/x
  3. Step 3: Cross multiply
    175,045.80x = 262,568.70 × 86,472.30
  4. Step 4: Simplify right side
    175,045.80x = 22,704,919,397.01
  5. Step 5: Solve for x
    x = 22,704,919,397.01/175,045.80
  6. Step 6: Final answer
    x = 129,708.45

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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.