Home / 186,120.24-256,843.32-101,235.36

Finding the Fourth Proportional to 186,120.24, 256,843.32 and 101,235.36

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Solution

The fourth proportional to 186,120.24, 256,843.32 and 101,235.36 is: 139,703.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,120.24 : 256,843.32 = 101,235.36 : x
  2. Step 2: Convert to fraction form
    186,120.24/256,843.32 = 101,235.36/x
  3. Step 3: Cross multiply
    186,120.24x = 256,843.32 × 101,235.36
  4. Step 4: Simplify right side
    186,120.24x = 26,001,625,963.80
  5. Step 5: Solve for x
    x = 26,001,625,963.80/186,120.24
  6. Step 6: Final answer
    x = 139,703.38

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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.