Home / 114,515.72-158,031.46-63,536.20

Finding the Fourth Proportional to 114,515.72, 158,031.46 and 63,536.20

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Solution

The fourth proportional to 114,515.72, 158,031.46 and 63,536.20 is: 87,679.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,515.72 : 158,031.46 = 63,536.20 : x
  2. Step 2: Convert to fraction form
    114,515.72/158,031.46 = 63,536.20/x
  3. Step 3: Cross multiply
    114,515.72x = 158,031.46 × 63,536.20
  4. Step 4: Simplify right side
    114,515.72x = 10,040,717,775.80
  5. Step 5: Solve for x
    x = 10,040,717,775.80/114,515.72
  6. Step 6: Final answer
    x = 87,679.82

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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.