Home / 160,566.12-221,581.20-88,950.78

Finding the Fourth Proportional to 160,566.12, 221,581.20 and 88,950.78

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Solution

The fourth proportional to 160,566.12, 221,581.20 and 88,950.78 is: 122,752.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,566.12 : 221,581.20 = 88,950.78 : x
  2. Step 2: Convert to fraction form
    160,566.12/221,581.20 = 88,950.78/x
  3. Step 3: Cross multiply
    160,566.12x = 221,581.20 × 88,950.78
  4. Step 4: Simplify right side
    160,566.12x = 19,709,820,573.34
  5. Step 5: Solve for x
    x = 19,709,820,573.34/160,566.12
  6. Step 6: Final answer
    x = 122,752.05

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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.