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Finding the Fourth Proportional to 106,465.73, 159,510.68 and 94,881.92

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Solution

The fourth proportional to 106,465.73, 159,510.68 and 94,881.92 is: 142,155.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,465.73 : 159,510.68 = 94,881.92 : x
  2. Step 2: Convert to fraction form
    106,465.73/159,510.68 = 94,881.92/x
  3. Step 3: Cross multiply
    106,465.73x = 159,510.68 × 94,881.92
  4. Step 4: Simplify right side
    106,465.73x = 15,134,679,104.50
  5. Step 5: Solve for x
    x = 15,134,679,104.50/106,465.73
  6. Step 6: Final answer
    x = 142,155.41

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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.