Home / 52,279.19-78,812.68-48,896.63

Finding the Fourth Proportional to 52,279.19, 78,812.68 and 48,896.63

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Solution

The fourth proportional to 52,279.19, 78,812.68 and 48,896.63 is: 73,713.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,279.19 : 78,812.68 = 48,896.63 : x
  2. Step 2: Convert to fraction form
    52,279.19/78,812.68 = 48,896.63/x
  3. Step 3: Cross multiply
    52,279.19x = 78,812.68 × 48,896.63
  4. Step 4: Simplify right side
    52,279.19x = 3,853,674,324.19
  5. Step 5: Solve for x
    x = 3,853,674,324.19/52,279.19
  6. Step 6: Final answer
    x = 73,713.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.