Home / 117,586.60-176,207.10-47,343.40

Finding the Fourth Proportional to 117,586.60, 176,207.10 and 47,343.40

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Solution

The fourth proportional to 117,586.60, 176,207.10 and 47,343.40 is: 70,945.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,586.60 : 176,207.10 = 47,343.40 : x
  2. Step 2: Convert to fraction form
    117,586.60/176,207.10 = 47,343.40/x
  3. Step 3: Cross multiply
    117,586.60x = 176,207.10 × 47,343.40
  4. Step 4: Simplify right side
    117,586.60x = 8,342,243,218.14
  5. Step 5: Solve for x
    x = 8,342,243,218.14/117,586.60
  6. Step 6: Final answer
    x = 70,945.53

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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.