Home / 186,256.62-257,034.14-101,374.30

Finding the Fourth Proportional to 186,256.62, 257,034.14 and 101,374.30

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Solution

The fourth proportional to 186,256.62, 257,034.14 and 101,374.30 is: 139,896.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,256.62 : 257,034.14 = 101,374.30 : x
  2. Step 2: Convert to fraction form
    186,256.62/257,034.14 = 101,374.30/x
  3. Step 3: Cross multiply
    186,256.62x = 257,034.14 × 101,374.30
  4. Step 4: Simplify right side
    186,256.62x = 26,056,656,018.60
  5. Step 5: Solve for x
    x = 26,056,656,018.60/186,256.62
  6. Step 6: Final answer
    x = 139,896.54

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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.