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Finding the Fourth Proportional to 116,027.52, 160,061.04 and 75,722.64

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Solution

The fourth proportional to 116,027.52, 160,061.04 and 75,722.64 is: 104,460.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,027.52 : 160,061.04 = 75,722.64 : x
  2. Step 2: Convert to fraction form
    116,027.52/160,061.04 = 75,722.64/x
  3. Step 3: Cross multiply
    116,027.52x = 160,061.04 × 75,722.64
  4. Step 4: Simplify right side
    116,027.52x = 12,120,244,509.95
  5. Step 5: Solve for x
    x = 12,120,244,509.95/116,027.52
  6. Step 6: Final answer
    x = 104,460.08

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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.