Home / 103,188.72-142,401.94-60,167.04

Finding the Fourth Proportional to 103,188.72, 142,401.94 and 60,167.04

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Solution

The fourth proportional to 103,188.72, 142,401.94 and 60,167.04 is: 83,031.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,188.72 : 142,401.94 = 60,167.04 : x
  2. Step 2: Convert to fraction form
    103,188.72/142,401.94 = 60,167.04/x
  3. Step 3: Cross multiply
    103,188.72x = 142,401.94 × 60,167.04
  4. Step 4: Simplify right side
    103,188.72x = 8,567,903,220.06
  5. Step 5: Solve for x
    x = 8,567,903,220.06/103,188.72
  6. Step 6: Final answer
    x = 83,031.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.