Home / 53,794.56-74,235.40-29,920.72

Finding the Fourth Proportional to 53,794.56, 74,235.40 and 29,920.72

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Solution

The fourth proportional to 53,794.56, 74,235.40 and 29,920.72 is: 41,289.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,794.56 : 74,235.40 = 29,920.72 : x
  2. Step 2: Convert to fraction form
    53,794.56/74,235.40 = 29,920.72/x
  3. Step 3: Cross multiply
    53,794.56x = 74,235.40 × 29,920.72
  4. Step 4: Simplify right side
    53,794.56x = 2,221,176,617.49
  5. Step 5: Solve for x
    x = 2,221,176,617.49/53,794.56
  6. Step 6: Final answer
    x = 41,289.99

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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.