Home / 117,062.40-175,621.56-38,176.74

Finding the Fourth Proportional to 117,062.40, 175,621.56 and 38,176.74

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Solution

The fourth proportional to 117,062.40, 175,621.56 and 38,176.74 is: 57,274.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,062.40 : 175,621.56 = 38,176.74 : x
  2. Step 2: Convert to fraction form
    117,062.40/175,621.56 = 38,176.74/x
  3. Step 3: Cross multiply
    117,062.40x = 175,621.56 × 38,176.74
  4. Step 4: Simplify right side
    117,062.40x = 6,704,658,634.51
  5. Step 5: Solve for x
    x = 6,704,658,634.51/117,062.40
  6. Step 6: Final answer
    x = 57,274.23

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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.