Home / 134,427.20-201,713.70-55,549.40

Finding the Fourth Proportional to 134,427.20, 201,713.70 and 55,549.40

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Solution

The fourth proportional to 134,427.20, 201,713.70 and 55,549.40 is: 83,354.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,427.20 : 201,713.70 = 55,549.40 : x
  2. Step 2: Convert to fraction form
    134,427.20/201,713.70 = 55,549.40/x
  3. Step 3: Cross multiply
    134,427.20x = 201,713.70 × 55,549.40
  4. Step 4: Simplify right side
    134,427.20x = 11,205,075,006.78
  5. Step 5: Solve for x
    x = 11,205,075,006.78/134,427.20
  6. Step 6: Final answer
    x = 83,354.22

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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.