Home / 38,661.73-53,378.77-29,693.14

Finding the Fourth Proportional to 38,661.73, 53,378.77 and 29,693.14

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Solution

The fourth proportional to 38,661.73, 53,378.77 and 29,693.14 is: 40,996.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,661.73 : 53,378.77 = 29,693.14 : x
  2. Step 2: Convert to fraction form
    38,661.73/53,378.77 = 29,693.14/x
  3. Step 3: Cross multiply
    38,661.73x = 53,378.77 × 29,693.14
  4. Step 4: Simplify right side
    38,661.73x = 1,584,983,023.74
  5. Step 5: Solve for x
    x = 1,584,983,023.74/38,661.73
  6. Step 6: Final answer
    x = 40,996.18

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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.