Home / 185,917.79-256,569.32-101,034.92

Finding the Fourth Proportional to 185,917.79, 256,569.32 and 101,034.92

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Solution

The fourth proportional to 185,917.79, 256,569.32 and 101,034.92 is: 139,429.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,917.79 : 256,569.32 = 101,034.92 : x
  2. Step 2: Convert to fraction form
    185,917.79/256,569.32 = 101,034.92/x
  3. Step 3: Cross multiply
    185,917.79x = 256,569.32 × 101,034.92
  4. Step 4: Simplify right side
    185,917.79x = 25,922,460,720.65
  5. Step 5: Solve for x
    x = 25,922,460,720.65/185,917.79
  6. Step 6: Final answer
    x = 139,429.69

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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.