Home / 82,767.24-124,053.63-38,300.07

Finding the Fourth Proportional to 82,767.24, 124,053.63 and 38,300.07

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Solution

The fourth proportional to 82,767.24, 124,053.63 and 38,300.07 is: 57,405.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,767.24 : 124,053.63 = 38,300.07 : x
  2. Step 2: Convert to fraction form
    82,767.24/124,053.63 = 38,300.07/x
  3. Step 3: Cross multiply
    82,767.24x = 124,053.63 × 38,300.07
  4. Step 4: Simplify right side
    82,767.24x = 4,751,262,712.75
  5. Step 5: Solve for x
    x = 4,751,262,712.75/82,767.24
  6. Step 6: Final answer
    x = 57,405.11

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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.