Home / 38,534.13-53,147.88-33,165.45

Finding the Fourth Proportional to 38,534.13, 53,147.88 and 33,165.45

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Solution

The fourth proportional to 38,534.13, 53,147.88 and 33,165.45 is: 45,743.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,534.13 : 53,147.88 = 33,165.45 : x
  2. Step 2: Convert to fraction form
    38,534.13/53,147.88 = 33,165.45/x
  3. Step 3: Cross multiply
    38,534.13x = 53,147.88 × 33,165.45
  4. Step 4: Simplify right side
    38,534.13x = 1,762,673,356.75
  5. Step 5: Solve for x
    x = 1,762,673,356.75/38,534.13
  6. Step 6: Final answer
    x = 45,743.17

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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.