Home / 97,864.78-146,574.12-58,340.22

Finding the Fourth Proportional to 97,864.78, 146,574.12 and 58,340.22

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Solution

The fourth proportional to 97,864.78, 146,574.12 and 58,340.22 is: 87,377.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,864.78 : 146,574.12 = 58,340.22 : x
  2. Step 2: Convert to fraction form
    97,864.78/146,574.12 = 58,340.22/x
  3. Step 3: Cross multiply
    97,864.78x = 146,574.12 × 58,340.22
  4. Step 4: Simplify right side
    97,864.78x = 8,551,166,407.11
  5. Step 5: Solve for x
    x = 8,551,166,407.11/97,864.78
  6. Step 6: Final answer
    x = 87,377.36

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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.