Home / 134,159.19-201,279.03-54,155.99

Finding the Fourth Proportional to 134,159.19, 201,279.03 and 54,155.99

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Solution

The fourth proportional to 134,159.19, 201,279.03 and 54,155.99 is: 81,250.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,159.19 : 201,279.03 = 54,155.99 : x
  2. Step 2: Convert to fraction form
    134,159.19/201,279.03 = 54,155.99/x
  3. Step 3: Cross multiply
    134,159.19x = 201,279.03 × 54,155.99
  4. Step 4: Simplify right side
    134,159.19x = 10,900,465,436.00
  5. Step 5: Solve for x
    x = 10,900,465,436.00/134,159.19
  6. Step 6: Final answer
    x = 81,250.24

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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.