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Finding the Fourth Proportional to 185,886.19, 256,525.28 and 101,004.67

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Solution

The fourth proportional to 185,886.19, 256,525.28 and 101,004.67 is: 139,387.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,886.19 : 256,525.28 = 101,004.67 : x
  2. Step 2: Convert to fraction form
    185,886.19/256,525.28 = 101,004.67/x
  3. Step 3: Cross multiply
    185,886.19x = 256,525.28 × 101,004.67
  4. Step 4: Simplify right side
    185,886.19x = 25,910,250,748.03
  5. Step 5: Solve for x
    x = 25,910,250,748.03/185,886.19
  6. Step 6: Final answer
    x = 139,387.71

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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.