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Finding the Fourth Proportional to 96,365.68, 132,981.88 and 53,346.98

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Solution

The fourth proportional to 96,365.68, 132,981.88 and 53,346.98 is: 73,617.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,365.68 : 132,981.88 = 53,346.98 : x
  2. Step 2: Convert to fraction form
    96,365.68/132,981.88 = 53,346.98/x
  3. Step 3: Cross multiply
    96,365.68x = 132,981.88 × 53,346.98
  4. Step 4: Simplify right side
    96,365.68x = 7,094,181,692.72
  5. Step 5: Solve for x
    x = 7,094,181,692.72/96,365.68
  6. Step 6: Final answer
    x = 73,617.31

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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.