Home / 85,069.61-127,604.39-22,740.11

Finding the Fourth Proportional to 85,069.61, 127,604.39 and 22,740.11

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Solution

The fourth proportional to 85,069.61, 127,604.39 and 22,740.11 is: 34,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,069.61 : 127,604.39 = 22,740.11 : x
  2. Step 2: Convert to fraction form
    85,069.61/127,604.39 = 22,740.11/x
  3. Step 3: Cross multiply
    85,069.61x = 127,604.39 × 22,740.11
  4. Step 4: Simplify right side
    85,069.61x = 2,901,737,113.36
  5. Step 5: Solve for x
    x = 2,901,737,113.36/85,069.61
  6. Step 6: Final answer
    x = 34,110.15

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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.