Home / 134,077.80-201,057.30-45,307.20

Finding the Fourth Proportional to 134,077.80, 201,057.30 and 45,307.20

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Solution

The fourth proportional to 134,077.80, 201,057.30 and 45,307.20 is: 67,940.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,077.80 : 201,057.30 = 45,307.20 : x
  2. Step 2: Convert to fraction form
    134,077.80/201,057.30 = 45,307.20/x
  3. Step 3: Cross multiply
    134,077.80x = 201,057.30 × 45,307.20
  4. Step 4: Simplify right side
    134,077.80x = 9,109,343,302.56
  5. Step 5: Solve for x
    x = 9,109,343,302.56/134,077.80
  6. Step 6: Final answer
    x = 67,940.73

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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.