Home / 92,443.30-127,571.73-52,156.70

Finding the Fourth Proportional to 92,443.30, 127,571.73 and 52,156.70

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Solution

The fourth proportional to 92,443.30, 127,571.73 and 52,156.70 is: 71,976.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,443.30 : 127,571.73 = 52,156.70 : x
  2. Step 2: Convert to fraction form
    92,443.30/127,571.73 = 52,156.70/x
  3. Step 3: Cross multiply
    92,443.30x = 127,571.73 × 52,156.70
  4. Step 4: Simplify right side
    92,443.30x = 6,653,720,095.04
  5. Step 5: Solve for x
    x = 6,653,720,095.04/92,443.30
  6. Step 6: Final answer
    x = 71,976.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.