Home / 53,792.78-74,231.68-29,592.21

Finding the Fourth Proportional to 53,792.78, 74,231.68 and 29,592.21

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Solution

The fourth proportional to 53,792.78, 74,231.68 and 29,592.21 is: 40,835.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,792.78 : 74,231.68 = 29,592.21 : x
  2. Step 2: Convert to fraction form
    53,792.78/74,231.68 = 29,592.21/x
  3. Step 3: Cross multiply
    53,792.78x = 74,231.68 × 29,592.21
  4. Step 4: Simplify right side
    53,792.78x = 2,196,679,463.21
  5. Step 5: Solve for x
    x = 2,196,679,463.21/53,792.78
  6. Step 6: Final answer
    x = 40,835.95

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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.