Home / 110,168.15-152,031.67-62,430.59

Finding the Fourth Proportional to 110,168.15, 152,031.67 and 62,430.59

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Solution

The fourth proportional to 110,168.15, 152,031.67 and 62,430.59 is: 86,154.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,168.15 : 152,031.67 = 62,430.59 : x
  2. Step 2: Convert to fraction form
    110,168.15/152,031.67 = 62,430.59/x
  3. Step 3: Cross multiply
    110,168.15x = 152,031.67 × 62,430.59
  4. Step 4: Simplify right side
    110,168.15x = 9,491,427,080.79
  5. Step 5: Solve for x
    x = 9,491,427,080.79/110,168.15
  6. Step 6: Final answer
    x = 86,154.01

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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.