Home / 75,659.04-104,374.38-48,810.16

Finding the Fourth Proportional to 75,659.04, 104,374.38 and 48,810.16

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Solution

The fourth proportional to 75,659.04, 104,374.38 and 48,810.16 is: 67,335.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,659.04 : 104,374.38 = 48,810.16 : x
  2. Step 2: Convert to fraction form
    75,659.04/104,374.38 = 48,810.16/x
  3. Step 3: Cross multiply
    75,659.04x = 104,374.38 × 48,810.16
  4. Step 4: Simplify right side
    75,659.04x = 5,094,530,187.70
  5. Step 5: Solve for x
    x = 5,094,530,187.70/75,659.04
  6. Step 6: Final answer
    x = 67,335.38

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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.