Home / 97,694.20-146,541.30-91,862.20

Finding the Fourth Proportional to 97,694.20, 146,541.30 and 91,862.20

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Solution

The fourth proportional to 97,694.20, 146,541.30 and 91,862.20 is: 137,793.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,694.20 : 146,541.30 = 91,862.20 : x
  2. Step 2: Convert to fraction form
    97,694.20/146,541.30 = 91,862.20/x
  3. Step 3: Cross multiply
    97,694.20x = 146,541.30 × 91,862.20
  4. Step 4: Simplify right side
    97,694.20x = 13,461,606,208.86
  5. Step 5: Solve for x
    x = 13,461,606,208.86/97,694.20
  6. Step 6: Final answer
    x = 137,793.30

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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.