Home / 53,693.40-74,098.62-29,820.36

Finding the Fourth Proportional to 53,693.40, 74,098.62 and 29,820.36

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Solution

The fourth proportional to 53,693.40, 74,098.62 and 29,820.36 is: 41,153.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,693.40 : 74,098.62 = 29,820.36 : x
  2. Step 2: Convert to fraction form
    53,693.40/74,098.62 = 29,820.36/x
  3. Step 3: Cross multiply
    53,693.40x = 74,098.62 × 29,820.36
  4. Step 4: Simplify right side
    53,693.40x = 2,209,647,523.90
  5. Step 5: Solve for x
    x = 2,209,647,523.90/53,693.40
  6. Step 6: Final answer
    x = 41,153.06

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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.