Home / 186,181.07-256,930.38-101,298.13

Finding the Fourth Proportional to 186,181.07, 256,930.38 and 101,298.13

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Solution

The fourth proportional to 186,181.07, 256,930.38 and 101,298.13 is: 139,791.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,181.07 : 256,930.38 = 101,298.13 : x
  2. Step 2: Convert to fraction form
    186,181.07/256,930.38 = 101,298.13/x
  3. Step 3: Cross multiply
    186,181.07x = 256,930.38 × 101,298.13
  4. Step 4: Simplify right side
    186,181.07x = 26,026,566,391.86
  5. Step 5: Solve for x
    x = 26,026,566,391.86/186,181.07
  6. Step 6: Final answer
    x = 139,791.69

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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.