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Finding the Fourth Proportional to 110,838.60, 152,958.18 and 63,095.04

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Solution

The fourth proportional to 110,838.60, 152,958.18 and 63,095.04 is: 87,071.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,838.60 : 152,958.18 = 63,095.04 : x
  2. Step 2: Convert to fraction form
    110,838.60/152,958.18 = 63,095.04/x
  3. Step 3: Cross multiply
    110,838.60x = 152,958.18 × 63,095.04
  4. Step 4: Simplify right side
    110,838.60x = 9,650,902,485.43
  5. Step 5: Solve for x
    x = 9,650,902,485.43/110,838.60
  6. Step 6: Final answer
    x = 87,071.67

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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.