Home / 53,794.04-74,234.71-29,920.20

Finding the Fourth Proportional to 53,794.04, 74,234.71 and 29,920.20

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Solution

The fourth proportional to 53,794.04, 74,234.71 and 29,920.20 is: 41,289.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,794.04 : 74,234.71 = 29,920.20 : x
  2. Step 2: Convert to fraction form
    53,794.04/74,234.71 = 29,920.20/x
  3. Step 3: Cross multiply
    53,794.04x = 74,234.71 × 29,920.20
  4. Step 4: Simplify right side
    53,794.04x = 2,221,117,370.14
  5. Step 5: Solve for x
    x = 2,221,117,370.14/53,794.04
  6. Step 6: Final answer
    x = 41,289.28

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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.