Home / 83,260.36-124,832.13-30,663.10

Finding the Fourth Proportional to 83,260.36, 124,832.13 and 30,663.10

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Solution

The fourth proportional to 83,260.36, 124,832.13 and 30,663.10 is: 45,973.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,260.36 : 124,832.13 = 30,663.10 : x
  2. Step 2: Convert to fraction form
    83,260.36/124,832.13 = 30,663.10/x
  3. Step 3: Cross multiply
    83,260.36x = 124,832.13 × 30,663.10
  4. Step 4: Simplify right side
    83,260.36x = 3,827,740,085.40
  5. Step 5: Solve for x
    x = 3,827,740,085.40/83,260.36
  6. Step 6: Final answer
    x = 45,973.14

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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.