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Finding the Fourth Proportional to 186,510.96, 257,380.20 and 101,622.96

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Solution

The fourth proportional to 186,510.96, 257,380.20 and 101,622.96 is: 140,237.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,510.96 : 257,380.20 = 101,622.96 : x
  2. Step 2: Convert to fraction form
    186,510.96/257,380.20 = 101,622.96/x
  3. Step 3: Cross multiply
    186,510.96x = 257,380.20 × 101,622.96
  4. Step 4: Simplify right side
    186,510.96x = 26,155,737,769.39
  5. Step 5: Solve for x
    x = 26,155,737,769.39/186,510.96
  6. Step 6: Final answer
    x = 140,237.00

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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.