Home / 74,803.42-103,197.81-52,155.82

Finding the Fourth Proportional to 74,803.42, 103,197.81 and 52,155.82

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Solution

The fourth proportional to 74,803.42, 103,197.81 and 52,155.82 is: 71,953.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,803.42 : 103,197.81 = 52,155.82 : x
  2. Step 2: Convert to fraction form
    74,803.42/103,197.81 = 52,155.82/x
  3. Step 3: Cross multiply
    74,803.42x = 103,197.81 × 52,155.82
  4. Step 4: Simplify right side
    74,803.42x = 5,382,366,402.75
  5. Step 5: Solve for x
    x = 5,382,366,402.75/74,803.42
  6. Step 6: Final answer
    x = 71,953.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.