Home / 88,332.04-121,899.78-50,606.44

Finding the Fourth Proportional to 88,332.04, 121,899.78 and 50,606.44

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Solution

The fourth proportional to 88,332.04, 121,899.78 and 50,606.44 is: 69,837.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,332.04 : 121,899.78 = 50,606.44 : x
  2. Step 2: Convert to fraction form
    88,332.04/121,899.78 = 50,606.44/x
  3. Step 3: Cross multiply
    88,332.04x = 121,899.78 × 50,606.44
  4. Step 4: Simplify right side
    88,332.04x = 6,168,913,902.58
  5. Step 5: Solve for x
    x = 6,168,913,902.58/88,332.04
  6. Step 6: Final answer
    x = 69,837.78

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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.