Home / 83,699.49-125,557.50-27,516.81

Finding the Fourth Proportional to 83,699.49, 125,557.50 and 27,516.81

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Solution

The fourth proportional to 83,699.49, 125,557.50 and 27,516.81 is: 41,277.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,699.49 : 125,557.50 = 27,516.81 : x
  2. Step 2: Convert to fraction form
    83,699.49/125,557.50 = 27,516.81/x
  3. Step 3: Cross multiply
    83,699.49x = 125,557.50 × 27,516.81
  4. Step 4: Simplify right side
    83,699.49x = 3,454,941,871.58
  5. Step 5: Solve for x
    x = 3,454,941,871.58/83,699.49
  6. Step 6: Final answer
    x = 41,277.93

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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.