Home / 185,845.04-256,323.45-125,319.81

Finding the Fourth Proportional to 185,845.04, 256,323.45 and 125,319.81

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Solution

The fourth proportional to 185,845.04, 256,323.45 and 125,319.81 is: 172,845.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,845.04 : 256,323.45 = 125,319.81 : x
  2. Step 2: Convert to fraction form
    185,845.04/256,323.45 = 125,319.81/x
  3. Step 3: Cross multiply
    185,845.04x = 256,323.45 × 125,319.81
  4. Step 4: Simplify right side
    185,845.04x = 32,122,406,052.54
  5. Step 5: Solve for x
    x = 32,122,406,052.54/185,845.04
  6. Step 6: Final answer
    x = 172,845.11

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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.