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Finding the Fourth Proportional to 95,903.51, 132,320.88 and 54,509.92

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Solution

The fourth proportional to 95,903.51, 132,320.88 and 54,509.92 is: 75,208.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,903.51 : 132,320.88 = 54,509.92 : x
  2. Step 2: Convert to fraction form
    95,903.51/132,320.88 = 54,509.92/x
  3. Step 3: Cross multiply
    95,903.51x = 132,320.88 × 54,509.92
  4. Step 4: Simplify right side
    95,903.51x = 7,212,800,748.53
  5. Step 5: Solve for x
    x = 7,212,800,748.53/95,903.51
  6. Step 6: Final answer
    x = 75,208.93

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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.