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Finding the Fourth Proportional to 160,679.88, 240,964.27 and 65,883.15

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Solution

The fourth proportional to 160,679.88, 240,964.27 and 65,883.15 is: 98,801.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,679.88 : 240,964.27 = 65,883.15 : x
  2. Step 2: Convert to fraction form
    160,679.88/240,964.27 = 65,883.15/x
  3. Step 3: Cross multiply
    160,679.88x = 240,964.27 × 65,883.15
  4. Step 4: Simplify right side
    160,679.88x = 15,875,484,980.34
  5. Step 5: Solve for x
    x = 15,875,484,980.34/160,679.88
  6. Step 6: Final answer
    x = 98,801.95

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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.