Home / 108,776.16-150,110.96-61,033.95

Finding the Fourth Proportional to 108,776.16, 150,110.96 and 61,033.95

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Solution

The fourth proportional to 108,776.16, 150,110.96 and 61,033.95 is: 84,226.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,776.16 : 150,110.96 = 61,033.95 : x
  2. Step 2: Convert to fraction form
    108,776.16/150,110.96 = 61,033.95/x
  3. Step 3: Cross multiply
    108,776.16x = 150,110.96 × 61,033.95
  4. Step 4: Simplify right side
    108,776.16x = 9,161,864,521.92
  5. Step 5: Solve for x
    x = 9,161,864,521.92/108,776.16
  6. Step 6: Final answer
    x = 84,226.77

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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.