Home / 110,167.77-152,031.15-62,430.21

Finding the Fourth Proportional to 110,167.77, 152,031.15 and 62,430.21

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Solution

The fourth proportional to 110,167.77, 152,031.15 and 62,430.21 is: 86,153.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,167.77 : 152,031.15 = 62,430.21 : x
  2. Step 2: Convert to fraction form
    110,167.77/152,031.15 = 62,430.21/x
  3. Step 3: Cross multiply
    110,167.77x = 152,031.15 × 62,430.21
  4. Step 4: Simplify right side
    110,167.77x = 9,491,336,621.04
  5. Step 5: Solve for x
    x = 9,491,336,621.04/110,167.77
  6. Step 6: Final answer
    x = 86,153.48

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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.