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Finding the Fourth Proportional to 88,191.57, 132,332.57 and 43,212.06

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Solution

The fourth proportional to 88,191.57, 132,332.57 and 43,212.06 is: 64,840.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,191.57 : 132,332.57 = 43,212.06 : x
  2. Step 2: Convert to fraction form
    88,191.57/132,332.57 = 43,212.06/x
  3. Step 3: Cross multiply
    88,191.57x = 132,332.57 × 43,212.06
  4. Step 4: Simplify right side
    88,191.57x = 5,718,362,954.79
  5. Step 5: Solve for x
    x = 5,718,362,954.79/88,191.57
  6. Step 6: Final answer
    x = 64,840.24

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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.