Home / 82,574.04-124,006.50-61,519.80

Finding the Fourth Proportional to 82,574.04, 124,006.50 and 61,519.80

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Solution

The fourth proportional to 82,574.04, 124,006.50 and 61,519.80 is: 92,388.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,574.04 : 124,006.50 = 61,519.80 : x
  2. Step 2: Convert to fraction form
    82,574.04/124,006.50 = 61,519.80/x
  3. Step 3: Cross multiply
    82,574.04x = 124,006.50 × 61,519.80
  4. Step 4: Simplify right side
    82,574.04x = 7,628,855,078.70
  5. Step 5: Solve for x
    x = 7,628,855,078.70/82,574.04
  6. Step 6: Final answer
    x = 92,388.06

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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.