Home / 84,245.13-116,255.52-48,434.49

Finding the Fourth Proportional to 84,245.13, 116,255.52 and 48,434.49

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Solution

The fourth proportional to 84,245.13, 116,255.52 and 48,434.49 is: 66,838.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,245.13 : 116,255.52 = 48,434.49 : x
  2. Step 2: Convert to fraction form
    84,245.13/116,255.52 = 48,434.49/x
  3. Step 3: Cross multiply
    84,245.13x = 116,255.52 × 48,434.49
  4. Step 4: Simplify right side
    84,245.13x = 5,630,776,820.88
  5. Step 5: Solve for x
    x = 5,630,776,820.88/84,245.13
  6. Step 6: Final answer
    x = 66,838.01

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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.