Home / 82,900.47-124,324.79-36,106.23

Finding the Fourth Proportional to 82,900.47, 124,324.79 and 36,106.23

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Solution

The fourth proportional to 82,900.47, 124,324.79 and 36,106.23 is: 54,148.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,900.47 : 124,324.79 = 36,106.23 : x
  2. Step 2: Convert to fraction form
    82,900.47/124,324.79 = 36,106.23/x
  3. Step 3: Cross multiply
    82,900.47x = 124,324.79 × 36,106.23
  4. Step 4: Simplify right side
    82,900.47x = 4,488,899,281.91
  5. Step 5: Solve for x
    x = 4,488,899,281.91/82,900.47
  6. Step 6: Final answer
    x = 54,148.06

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1.5x scale

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.