Home / 106,275.78-146,660.58-58,528.71

Finding the Fourth Proportional to 106,275.78, 146,660.58 and 58,528.71

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Solution

The fourth proportional to 106,275.78, 146,660.58 and 58,528.71 is: 80,769.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,275.78 : 146,660.58 = 58,528.71 : x
  2. Step 2: Convert to fraction form
    106,275.78/146,660.58 = 58,528.71/x
  3. Step 3: Cross multiply
    106,275.78x = 146,660.58 × 58,528.71
  4. Step 4: Simplify right side
    106,275.78x = 8,583,854,555.25
  5. Step 5: Solve for x
    x = 8,583,854,555.25/106,275.78
  6. Step 6: Final answer
    x = 80,769.62

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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.