Home / 134,869.50-202,313.97-51,763.50

Finding the Fourth Proportional to 134,869.50, 202,313.97 and 51,763.50

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Solution

The fourth proportional to 134,869.50, 202,313.97 and 51,763.50 is: 77,648.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,869.50 : 202,313.97 = 51,763.50 : x
  2. Step 2: Convert to fraction form
    134,869.50/202,313.97 = 51,763.50/x
  3. Step 3: Cross multiply
    134,869.50x = 202,313.97 × 51,763.50
  4. Step 4: Simplify right side
    134,869.50x = 10,472,479,186.10
  5. Step 5: Solve for x
    x = 10,472,479,186.10/134,869.50
  6. Step 6: Final answer
    x = 77,648.98

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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.