Home / 97,718.20-146,577.30-42,422.20

Finding the Fourth Proportional to 97,718.20, 146,577.30 and 42,422.20

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Solution

The fourth proportional to 97,718.20, 146,577.30 and 42,422.20 is: 63,633.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,718.20 : 146,577.30 = 42,422.20 : x
  2. Step 2: Convert to fraction form
    97,718.20/146,577.30 = 42,422.20/x
  3. Step 3: Cross multiply
    97,718.20x = 146,577.30 × 42,422.20
  4. Step 4: Simplify right side
    97,718.20x = 6,218,131,536.06
  5. Step 5: Solve for x
    x = 6,218,131,536.06/97,718.20
  6. Step 6: Final answer
    x = 63,633.30

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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.