Home / 53,155.64-79,733.57-49,907.94

Finding the Fourth Proportional to 53,155.64, 79,733.57 and 49,907.94

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Solution

The fourth proportional to 53,155.64, 79,733.57 and 49,907.94 is: 74,862.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,155.64 : 79,733.57 = 49,907.94 : x
  2. Step 2: Convert to fraction form
    53,155.64/79,733.57 = 49,907.94/x
  3. Step 3: Cross multiply
    53,155.64x = 79,733.57 × 49,907.94
  4. Step 4: Simplify right side
    53,155.64x = 3,979,338,227.55
  5. Step 5: Solve for x
    x = 3,979,338,227.55/53,155.64
  6. Step 6: Final answer
    x = 74,862.01

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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.