Home / 134,170.29-201,256.45-39,402.11

Finding the Fourth Proportional to 134,170.29, 201,256.45 and 39,402.11

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Solution

The fourth proportional to 134,170.29, 201,256.45 and 39,402.11 is: 59,103.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,170.29 : 201,256.45 = 39,402.11 : x
  2. Step 2: Convert to fraction form
    134,170.29/201,256.45 = 39,402.11/x
  3. Step 3: Cross multiply
    134,170.29x = 201,256.45 × 39,402.11
  4. Step 4: Simplify right side
    134,170.29x = 7,929,929,185.75
  5. Step 5: Solve for x
    x = 7,929,929,185.75/134,170.29
  6. Step 6: Final answer
    x = 59,103.47

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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.