Home / 175,040.10-262,535.49-99,916.65

Finding the Fourth Proportional to 175,040.10, 262,535.49 and 99,916.65

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Solution

The fourth proportional to 175,040.10, 262,535.49 and 99,916.65 is: 149,860.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,040.10 : 262,535.49 = 99,916.65 : x
  2. Step 2: Convert to fraction form
    175,040.10/262,535.49 = 99,916.65/x
  3. Step 3: Cross multiply
    175,040.10x = 262,535.49 × 99,916.65
  4. Step 4: Simplify right side
    175,040.10x = 26,231,666,666.91
  5. Step 5: Solve for x
    x = 26,231,666,666.91/175,040.10
  6. Step 6: Final answer
    x = 149,860.90

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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.