Home / 92,305.12-127,376.40-52,028.32

Finding the Fourth Proportional to 92,305.12, 127,376.40 and 52,028.32

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Solution

The fourth proportional to 92,305.12, 127,376.40 and 52,028.32 is: 71,796.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,305.12 : 127,376.40 = 52,028.32 : x
  2. Step 2: Convert to fraction form
    92,305.12/127,376.40 = 52,028.32/x
  3. Step 3: Cross multiply
    92,305.12x = 127,376.40 × 52,028.32
  4. Step 4: Simplify right side
    92,305.12x = 6,627,180,099.65
  5. Step 5: Solve for x
    x = 6,627,180,099.65/92,305.12
  6. Step 6: Final answer
    x = 71,796.45

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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.