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Finding the Fourth Proportional to 74,859.16, 112,323.81 and 32,733.83

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Solution

The fourth proportional to 74,859.16, 112,323.81 and 32,733.83 is: 49,116.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,859.16 : 112,323.81 = 32,733.83 : x
  2. Step 2: Convert to fraction form
    74,859.16/112,323.81 = 32,733.83/x
  3. Step 3: Cross multiply
    74,859.16x = 112,323.81 × 32,733.83
  4. Step 4: Simplify right side
    74,859.16x = 3,676,788,501.49
  5. Step 5: Solve for x
    x = 3,676,788,501.49/74,859.16
  6. Step 6: Final answer
    x = 49,116.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.