Home / 185,648.49-256,199.56-100,765.35

Finding the Fourth Proportional to 185,648.49, 256,199.56 and 100,765.35

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Solution

The fourth proportional to 185,648.49, 256,199.56 and 100,765.35 is: 139,058.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,648.49 : 256,199.56 = 100,765.35 : x
  2. Step 2: Convert to fraction form
    185,648.49/256,199.56 = 100,765.35/x
  3. Step 3: Cross multiply
    185,648.49x = 256,199.56 × 100,765.35
  4. Step 4: Simplify right side
    185,648.49x = 25,816,038,081.33
  5. Step 5: Solve for x
    x = 25,816,038,081.33/185,648.49
  6. Step 6: Final answer
    x = 139,058.70

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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.