Home / 173,323.90-260,010.15-68,118.40

Finding the Fourth Proportional to 173,323.90, 260,010.15 and 68,118.40

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Solution

The fourth proportional to 173,323.90, 260,010.15 and 68,118.40 is: 102,187.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,323.90 : 260,010.15 = 68,118.40 : x
  2. Step 2: Convert to fraction form
    173,323.90/260,010.15 = 68,118.40/x
  3. Step 3: Cross multiply
    173,323.90x = 260,010.15 × 68,118.40
  4. Step 4: Simplify right side
    173,323.90x = 17,711,475,401.76
  5. Step 5: Solve for x
    x = 17,711,475,401.76/173,323.90
  6. Step 6: Final answer
    x = 102,187.15

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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.