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Finding the Fourth Proportional to 160,036.65, 220,852.89 and 88,418.32

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Solution

The fourth proportional to 160,036.65, 220,852.89 and 88,418.32 is: 122,018.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,036.65 : 220,852.89 = 88,418.32 : x
  2. Step 2: Convert to fraction form
    160,036.65/220,852.89 = 88,418.32/x
  3. Step 3: Cross multiply
    160,036.65x = 220,852.89 × 88,418.32
  4. Step 4: Simplify right side
    160,036.65x = 19,527,441,500.94
  5. Step 5: Solve for x
    x = 19,527,441,500.94/160,036.65
  6. Step 6: Final answer
    x = 122,018.56

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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.