Home / 97,078.87-145,618.18-30,524.82

Finding the Fourth Proportional to 97,078.87, 145,618.18 and 30,524.82

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Solution

The fourth proportional to 97,078.87, 145,618.18 and 30,524.82 is: 45,787.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,078.87 : 145,618.18 = 30,524.82 : x
  2. Step 2: Convert to fraction form
    97,078.87/145,618.18 = 30,524.82/x
  3. Step 3: Cross multiply
    97,078.87x = 145,618.18 × 30,524.82
  4. Step 4: Simplify right side
    97,078.87x = 4,444,968,733.23
  5. Step 5: Solve for x
    x = 4,444,968,733.23/97,078.87
  6. Step 6: Final answer
    x = 45,787.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.