Home / 83,080.49-124,609.79-23,112.95

Finding the Fourth Proportional to 83,080.49, 124,609.79 and 23,112.95

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Solution

The fourth proportional to 83,080.49, 124,609.79 and 23,112.95 is: 34,666.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,080.49 : 124,609.79 = 23,112.95 : x
  2. Step 2: Convert to fraction form
    83,080.49/124,609.79 = 23,112.95/x
  3. Step 3: Cross multiply
    83,080.49x = 124,609.79 × 23,112.95
  4. Step 4: Simplify right side
    83,080.49x = 2,880,099,280.51
  5. Step 5: Solve for x
    x = 2,880,099,280.51/83,080.49
  6. Step 6: Final answer
    x = 34,666.38

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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.