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Finding the Fourth Proportional to 110,881.74, 153,016.86 and 59,894.47

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Solution

The fourth proportional to 110,881.74, 153,016.86 and 59,894.47 is: 82,654.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,881.74 : 153,016.86 = 59,894.47 : x
  2. Step 2: Convert to fraction form
    110,881.74/153,016.86 = 59,894.47/x
  3. Step 3: Cross multiply
    110,881.74x = 153,016.86 × 59,894.47
  4. Step 4: Simplify right side
    110,881.74x = 9,164,863,198.49
  5. Step 5: Solve for x
    x = 9,164,863,198.49/110,881.74
  6. Step 6: Final answer
    x = 82,654.40

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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.