Home / 94,203.24-129,911.20-61,881

Finding the Fourth Proportional to 94,203.24, 129,911.20 and 61,881

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Solution

The fourth proportional to 94,203.24, 129,911.20 and 61,881 is: 85,337.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,203.24 : 129,911.20 = 61,881 : x
  2. Step 2: Convert to fraction form
    94,203.24/129,911.20 = 61,881/x
  3. Step 3: Cross multiply
    94,203.24x = 129,911.20 × 61,881
  4. Step 4: Simplify right side
    94,203.24x = 8,039,034,967.20
  5. Step 5: Solve for x
    x = 8,039,034,967.20/94,203.24
  6. Step 6: Final answer
    x = 85,337.14

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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.