Home / 99,827.83-149,700.16-40,623.31

Finding the Fourth Proportional to 99,827.83, 149,700.16 and 40,623.31

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Solution

The fourth proportional to 99,827.83, 149,700.16 and 40,623.31 is: 60,918.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,827.83 : 149,700.16 = 40,623.31 : x
  2. Step 2: Convert to fraction form
    99,827.83/149,700.16 = 40,623.31/x
  3. Step 3: Cross multiply
    99,827.83x = 149,700.16 × 40,623.31
  4. Step 4: Simplify right side
    99,827.83x = 6,081,316,006.73
  5. Step 5: Solve for x
    x = 6,081,316,006.73/99,827.83
  6. Step 6: Final answer
    x = 60,918.04

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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.