Home / 125,567.36-173,285.12-68,981.12

Finding the Fourth Proportional to 125,567.36, 173,285.12 and 68,981.12

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Solution

The fourth proportional to 125,567.36, 173,285.12 and 68,981.12 is: 95,195.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,567.36 : 173,285.12 = 68,981.12 : x
  2. Step 2: Convert to fraction form
    125,567.36/173,285.12 = 68,981.12/x
  3. Step 3: Cross multiply
    125,567.36x = 173,285.12 × 68,981.12
  4. Step 4: Simplify right side
    125,567.36x = 11,953,401,656.93
  5. Step 5: Solve for x
    x = 11,953,401,656.93/125,567.36
  6. Step 6: Final answer
    x = 95,195.13

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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.