Home / 97,966.71-146,991.68-53,541.57

Finding the Fourth Proportional to 97,966.71, 146,991.68 and 53,541.57

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Solution

The fourth proportional to 97,966.71, 146,991.68 and 53,541.57 is: 80,335.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,966.71 : 146,991.68 = 53,541.57 : x
  2. Step 2: Convert to fraction form
    97,966.71/146,991.68 = 53,541.57/x
  3. Step 3: Cross multiply
    97,966.71x = 146,991.68 × 53,541.57
  4. Step 4: Simplify right side
    97,966.71x = 7,870,164,705.99
  5. Step 5: Solve for x
    x = 7,870,164,705.99/97,966.71
  6. Step 6: Final answer
    x = 80,335.09

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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.