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Finding the Fourth Proportional to 186,219.54, 256,983.84 and 101,337.48

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Solution

The fourth proportional to 186,219.54, 256,983.84 and 101,337.48 is: 139,846.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,219.54 : 256,983.84 = 101,337.48 : x
  2. Step 2: Convert to fraction form
    186,219.54/256,983.84 = 101,337.48/x
  3. Step 3: Cross multiply
    186,219.54x = 256,983.84 × 101,337.48
  4. Step 4: Simplify right side
    186,219.54x = 26,042,094,746.32
  5. Step 5: Solve for x
    x = 26,042,094,746.32/186,219.54
  6. Step 6: Final answer
    x = 139,846.20

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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.