Home / 107,402.63-161,170.43-62,445.13

Finding the Fourth Proportional to 107,402.63, 161,170.43 and 62,445.13

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Solution

The fourth proportional to 107,402.63, 161,170.43 and 62,445.13 is: 93,706.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,402.63 : 161,170.43 = 62,445.13 : x
  2. Step 2: Convert to fraction form
    107,402.63/161,170.43 = 62,445.13/x
  3. Step 3: Cross multiply
    107,402.63x = 161,170.43 × 62,445.13
  4. Step 4: Simplify right side
    107,402.63x = 10,064,307,738.35
  5. Step 5: Solve for x
    x = 10,064,307,738.35/107,402.63
  6. Step 6: Final answer
    x = 93,706.35

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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.