Home / 113,345.88-156,459.42-97,366.20

Finding the Fourth Proportional to 113,345.88, 156,459.42 and 97,366.20

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Solution

The fourth proportional to 113,345.88, 156,459.42 and 97,366.20 is: 134,401.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,345.88 : 156,459.42 = 97,366.20 : x
  2. Step 2: Convert to fraction form
    113,345.88/156,459.42 = 97,366.20/x
  3. Step 3: Cross multiply
    113,345.88x = 156,459.42 × 97,366.20
  4. Step 4: Simplify right side
    113,345.88x = 15,233,859,179.60
  5. Step 5: Solve for x
    x = 15,233,859,179.60/113,345.88
  6. Step 6: Final answer
    x = 134,401.53

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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.