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Finding the Fourth Proportional to 185,886.16, 256,524.91 and 101,003.22

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Solution

The fourth proportional to 185,886.16, 256,524.91 and 101,003.22 is: 139,385.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,886.16 : 256,524.91 = 101,003.22 : x
  2. Step 2: Convert to fraction form
    185,886.16/256,524.91 = 101,003.22/x
  3. Step 3: Cross multiply
    185,886.16x = 256,524.91 × 101,003.22
  4. Step 4: Simplify right side
    185,886.16x = 25,909,841,667.70
  5. Step 5: Solve for x
    x = 25,909,841,667.70/185,886.16
  6. Step 6: Final answer
    x = 139,385.54

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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.