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Finding the Fourth Proportional to 185,832.18, 256,435.44 and 103,045.44

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Solution

The fourth proportional to 185,832.18, 256,435.44 and 103,045.44 is: 142,195.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,832.18 : 256,435.44 = 103,045.44 : x
  2. Step 2: Convert to fraction form
    185,832.18/256,435.44 = 103,045.44/x
  3. Step 3: Cross multiply
    185,832.18x = 256,435.44 × 103,045.44
  4. Step 4: Simplify right side
    185,832.18x = 26,424,502,746.39
  5. Step 5: Solve for x
    x = 26,424,502,746.39/185,832.18
  6. Step 6: Final answer
    x = 142,195.52

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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.