Home / 89,845.84-124,027.11-58,030.25

Finding the Fourth Proportional to 89,845.84, 124,027.11 and 58,030.25

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Solution

The fourth proportional to 89,845.84, 124,027.11 and 58,030.25 is: 80,107.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,845.84 : 124,027.11 = 58,030.25 : x
  2. Step 2: Convert to fraction form
    89,845.84/124,027.11 = 58,030.25/x
  3. Step 3: Cross multiply
    89,845.84x = 124,027.11 × 58,030.25
  4. Step 4: Simplify right side
    89,845.84x = 7,197,323,909.93
  5. Step 5: Solve for x
    x = 7,197,323,909.93/89,845.84
  6. Step 6: Final answer
    x = 80,107.49

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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.