Home / 84,840.29-117,066.56-49,023.35

Finding the Fourth Proportional to 84,840.29, 117,066.56 and 49,023.35

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Solution

The fourth proportional to 84,840.29, 117,066.56 and 49,023.35 is: 67,644.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,840.29 : 117,066.56 = 49,023.35 : x
  2. Step 2: Convert to fraction form
    84,840.29/117,066.56 = 49,023.35/x
  3. Step 3: Cross multiply
    84,840.29x = 117,066.56 × 49,023.35
  4. Step 4: Simplify right side
    84,840.29x = 5,738,994,113.73
  5. Step 5: Solve for x
    x = 5,738,994,113.73/84,840.29
  6. Step 6: Final answer
    x = 67,644.68

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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.