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Finding the Fourth Proportional to 124,059.56, 186,113.88 and 35,316.56

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Solution

The fourth proportional to 124,059.56, 186,113.88 and 35,316.56 is: 52,981.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,059.56 : 186,113.88 = 35,316.56 : x
  2. Step 2: Convert to fraction form
    124,059.56/186,113.88 = 35,316.56/x
  3. Step 3: Cross multiply
    124,059.56x = 186,113.88 × 35,316.56
  4. Step 4: Simplify right side
    124,059.56x = 6,572,902,009.85
  5. Step 5: Solve for x
    x = 6,572,902,009.85/124,059.56
  6. Step 6: Final answer
    x = 52,981.83

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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.