Home / 88,093.52-121,569.13-47,807.28

Finding the Fourth Proportional to 88,093.52, 121,569.13 and 47,807.28

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Solution

The fourth proportional to 88,093.52, 121,569.13 and 47,807.28 is: 65,974.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,093.52 : 121,569.13 = 47,807.28 : x
  2. Step 2: Convert to fraction form
    88,093.52/121,569.13 = 47,807.28/x
  3. Step 3: Cross multiply
    88,093.52x = 121,569.13 × 47,807.28
  4. Step 4: Simplify right side
    88,093.52x = 5,811,889,437.27
  5. Step 5: Solve for x
    x = 5,811,889,437.27/88,093.52
  6. Step 6: Final answer
    x = 65,974.09

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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.