Home / 160,166.72-221,026.77-88,545.17

Finding the Fourth Proportional to 160,166.72, 221,026.77 and 88,545.17

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Solution

The fourth proportional to 160,166.72, 221,026.77 and 88,545.17 is: 122,190.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,166.72 : 221,026.77 = 88,545.17 : x
  2. Step 2: Convert to fraction form
    160,166.72/221,026.77 = 88,545.17/x
  3. Step 3: Cross multiply
    160,166.72x = 221,026.77 × 88,545.17
  4. Step 4: Simplify right side
    160,166.72x = 19,570,851,819.07
  5. Step 5: Solve for x
    x = 19,570,851,819.07/160,166.72
  6. Step 6: Final answer
    x = 122,190.51

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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.