Home / 54,148.24-74,725.04-29,948.80

Finding the Fourth Proportional to 54,148.24, 74,725.04 and 29,948.80

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Solution

The fourth proportional to 54,148.24, 74,725.04 and 29,948.80 is: 41,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,148.24 : 74,725.04 = 29,948.80 : x
  2. Step 2: Convert to fraction form
    54,148.24/74,725.04 = 29,948.80/x
  3. Step 3: Cross multiply
    54,148.24x = 74,725.04 × 29,948.80
  4. Step 4: Simplify right side
    54,148.24x = 2,237,925,277.95
  5. Step 5: Solve for x
    x = 2,237,925,277.95/54,148.24
  6. Step 6: Final answer
    x = 41,329.60

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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.