Home / 185,443.17-255,911.58-100,560.23

Finding the Fourth Proportional to 185,443.17, 255,911.58 and 100,560.23

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Solution

The fourth proportional to 185,443.17, 255,911.58 and 100,560.23 is: 138,773.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,443.17 : 255,911.58 = 100,560.23 : x
  2. Step 2: Convert to fraction form
    185,443.17/255,911.58 = 100,560.23/x
  3. Step 3: Cross multiply
    185,443.17x = 255,911.58 × 100,560.23
  4. Step 4: Simplify right side
    185,443.17x = 25,734,528,181.25
  5. Step 5: Solve for x
    x = 25,734,528,181.25/185,443.17
  6. Step 6: Final answer
    x = 138,773.12

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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.