Home / 51,429.33-70,943.88-29,916.65

Finding the Fourth Proportional to 51,429.33, 70,943.88 and 29,916.65

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Solution

The fourth proportional to 51,429.33, 70,943.88 and 29,916.65 is: 41,268.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,429.33 : 70,943.88 = 29,916.65 : x
  2. Step 2: Convert to fraction form
    51,429.33/70,943.88 = 29,916.65/x
  3. Step 3: Cross multiply
    51,429.33x = 70,943.88 × 29,916.65
  4. Step 4: Simplify right side
    51,429.33x = 2,122,403,227.60
  5. Step 5: Solve for x
    x = 2,122,403,227.60/51,429.33
  6. Step 6: Final answer
    x = 41,268.35

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1.5x scale

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.