Home / 83,603.52-125,400.87-27,436.23

Finding the Fourth Proportional to 83,603.52, 125,400.87 and 27,436.23

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Solution

The fourth proportional to 83,603.52, 125,400.87 and 27,436.23 is: 41,152.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,603.52 : 125,400.87 = 27,436.23 : x
  2. Step 2: Convert to fraction form
    83,603.52/125,400.87 = 27,436.23/x
  3. Step 3: Cross multiply
    83,603.52x = 125,400.87 × 27,436.23
  4. Step 4: Simplify right side
    83,603.52x = 3,440,527,111.52
  5. Step 5: Solve for x
    x = 3,440,527,111.52/83,603.52
  6. Step 6: Final answer
    x = 41,152.90

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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.