Home / 165,685.10-248,527.53-47,356.47

Finding the Fourth Proportional to 165,685.10, 248,527.53 and 47,356.47

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Solution

The fourth proportional to 165,685.10, 248,527.53 and 47,356.47 is: 71,034.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,685.10 : 248,527.53 = 47,356.47 : x
  2. Step 2: Convert to fraction form
    165,685.10/248,527.53 = 47,356.47/x
  3. Step 3: Cross multiply
    165,685.10x = 248,527.53 × 47,356.47
  4. Step 4: Simplify right side
    165,685.10x = 11,769,386,518.62
  5. Step 5: Solve for x
    x = 11,769,386,518.62/165,685.10
  6. Step 6: Final answer
    x = 71,034.67

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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.