Home / 97,913.20-146,875.38-27,787

Finding the Fourth Proportional to 97,913.20, 146,875.38 and 27,787

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Solution

The fourth proportional to 97,913.20, 146,875.38 and 27,787 is: 41,682.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,913.20 : 146,875.38 = 27,787 : x
  2. Step 2: Convert to fraction form
    97,913.20/146,875.38 = 27,787/x
  3. Step 3: Cross multiply
    97,913.20x = 146,875.38 × 27,787
  4. Step 4: Simplify right side
    97,913.20x = 4,081,226,184.06
  5. Step 5: Solve for x
    x = 4,081,226,184.06/97,913.20
  6. Step 6: Final answer
    x = 41,682.08

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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.