Home / 106,974.65-147,624.50-57,916.29

Finding the Fourth Proportional to 106,974.65, 147,624.50 and 57,916.29

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Solution

The fourth proportional to 106,974.65, 147,624.50 and 57,916.29 is: 79,924.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,974.65 : 147,624.50 = 57,916.29 : x
  2. Step 2: Convert to fraction form
    106,974.65/147,624.50 = 57,916.29/x
  3. Step 3: Cross multiply
    106,974.65x = 147,624.50 × 57,916.29
  4. Step 4: Simplify right side
    106,974.65x = 8,549,863,617.12
  5. Step 5: Solve for x
    x = 8,549,863,617.12/106,974.65
  6. Step 6: Final answer
    x = 79,924.21

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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.