Home / 88,337.36-121,904.52-58,166.48

Finding the Fourth Proportional to 88,337.36, 121,904.52 and 58,166.48

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Solution

The fourth proportional to 88,337.36, 121,904.52 and 58,166.48 is: 80,269.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,337.36 : 121,904.52 = 58,166.48 : x
  2. Step 2: Convert to fraction form
    88,337.36/121,904.52 = 58,166.48/x
  3. Step 3: Cross multiply
    88,337.36x = 121,904.52 × 58,166.48
  4. Step 4: Simplify right side
    88,337.36x = 7,090,756,824.49
  5. Step 5: Solve for x
    x = 7,090,756,824.49/88,337.36
  6. Step 6: Final answer
    x = 80,269.06

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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.