Home / 92,643.75-127,848.38-50,202.28

Finding the Fourth Proportional to 92,643.75, 127,848.38 and 50,202.28

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Solution

The fourth proportional to 92,643.75, 127,848.38 and 50,202.28 is: 69,279.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,643.75 : 127,848.38 = 50,202.28 : x
  2. Step 2: Convert to fraction form
    92,643.75/127,848.38 = 50,202.28/x
  3. Step 3: Cross multiply
    92,643.75x = 127,848.38 × 50,202.28
  4. Step 4: Simplify right side
    92,643.75x = 6,418,280,079.11
  5. Step 5: Solve for x
    x = 6,418,280,079.11/92,643.75
  6. Step 6: Final answer
    x = 69,279.15

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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.