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Finding the Fourth Proportional to 110,205.81, 152,083.31 and 59,904.81

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Solution

The fourth proportional to 110,205.81, 152,083.31 and 59,904.81 is: 82,668.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,205.81 : 152,083.31 = 59,904.81 : x
  2. Step 2: Convert to fraction form
    110,205.81/152,083.31 = 59,904.81/x
  3. Step 3: Cross multiply
    110,205.81x = 152,083.31 × 59,904.81
  4. Step 4: Simplify right side
    110,205.81x = 9,110,521,490.20
  5. Step 5: Solve for x
    x = 9,110,521,490.20/110,205.81
  6. Step 6: Final answer
    x = 82,668.25

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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.