Home / 115,575.40-173,363.10-97,860.70

Finding the Fourth Proportional to 115,575.40, 173,363.10 and 97,860.70

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Solution

The fourth proportional to 115,575.40, 173,363.10 and 97,860.70 is: 146,791.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,575.40 : 173,363.10 = 97,860.70 : x
  2. Step 2: Convert to fraction form
    115,575.40/173,363.10 = 97,860.70/x
  3. Step 3: Cross multiply
    115,575.40x = 173,363.10 × 97,860.70
  4. Step 4: Simplify right side
    115,575.40x = 16,965,434,320.17
  5. Step 5: Solve for x
    x = 16,965,434,320.17/115,575.40
  6. Step 6: Final answer
    x = 146,791.05

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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.