Home / 117,648.07-176,499.78-38,762.30

Finding the Fourth Proportional to 117,648.07, 176,499.78 and 38,762.30

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Solution

The fourth proportional to 117,648.07, 176,499.78 and 38,762.30 is: 58,152.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,648.07 : 176,499.78 = 38,762.30 : x
  2. Step 2: Convert to fraction form
    117,648.07/176,499.78 = 38,762.30/x
  3. Step 3: Cross multiply
    117,648.07x = 176,499.78 × 38,762.30
  4. Step 4: Simplify right side
    117,648.07x = 6,841,537,052.43
  5. Step 5: Solve for x
    x = 6,841,537,052.43/117,648.07
  6. Step 6: Final answer
    x = 58,152.56

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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.