Home / 89,881.08-124,035.80-49,594.83

Finding the Fourth Proportional to 89,881.08, 124,035.80 and 49,594.83

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Solution

The fourth proportional to 89,881.08, 124,035.80 and 49,594.83 is: 68,440.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,881.08 : 124,035.80 = 49,594.83 : x
  2. Step 2: Convert to fraction form
    89,881.08/124,035.80 = 49,594.83/x
  3. Step 3: Cross multiply
    89,881.08x = 124,035.80 × 49,594.83
  4. Step 4: Simplify right side
    89,881.08x = 6,151,534,166.94
  5. Step 5: Solve for x
    x = 6,151,534,166.94/89,881.08
  6. Step 6: Final answer
    x = 68,440.81

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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.