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Finding the Fourth Proportional to 160,597.14, 221,617.53 and 88,980.18

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Solution

The fourth proportional to 160,597.14, 221,617.53 and 88,980.18 is: 122,789.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,597.14 : 221,617.53 = 88,980.18 : x
  2. Step 2: Convert to fraction form
    160,597.14/221,617.53 = 88,980.18/x
  3. Step 3: Cross multiply
    160,597.14x = 221,617.53 × 88,980.18
  4. Step 4: Simplify right side
    160,597.14x = 19,719,567,710.56
  5. Step 5: Solve for x
    x = 19,719,567,710.56/160,597.14
  6. Step 6: Final answer
    x = 122,789.03

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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.