Home / 49,853.85-68,658.35-48,765.21

Finding the Fourth Proportional to 49,853.85, 68,658.35 and 48,765.21

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Solution

The fourth proportional to 49,853.85, 68,658.35 and 48,765.21 is: 67,159.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,853.85 : 68,658.35 = 48,765.21 : x
  2. Step 2: Convert to fraction form
    49,853.85/68,658.35 = 48,765.21/x
  3. Step 3: Cross multiply
    49,853.85x = 68,658.35 × 48,765.21
  4. Step 4: Simplify right side
    49,853.85x = 3,348,138,612.18
  5. Step 5: Solve for x
    x = 3,348,138,612.18/49,853.85
  6. Step 6: Final answer
    x = 67,159.08

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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.