Home / 186,883.93-257,896.11-102,001.60

Finding the Fourth Proportional to 186,883.93, 257,896.11 and 102,001.60

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Solution

The fourth proportional to 186,883.93, 257,896.11 and 102,001.60 is: 140,760.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,883.93 : 257,896.11 = 102,001.60 : x
  2. Step 2: Convert to fraction form
    186,883.93/257,896.11 = 102,001.60/x
  3. Step 3: Cross multiply
    186,883.93x = 257,896.11 × 102,001.60
  4. Step 4: Simplify right side
    186,883.93x = 26,305,815,853.78
  5. Step 5: Solve for x
    x = 26,305,815,853.78/186,883.93
  6. Step 6: Final answer
    x = 140,760.18

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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.