Home / 53,923.12-74,412.89-29,394.14

Finding the Fourth Proportional to 53,923.12, 74,412.89 and 29,394.14

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Solution

The fourth proportional to 53,923.12, 74,412.89 and 29,394.14 is: 40,563.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,923.12 : 74,412.89 = 29,394.14 : x
  2. Step 2: Convert to fraction form
    53,923.12/74,412.89 = 29,394.14/x
  3. Step 3: Cross multiply
    53,923.12x = 74,412.89 × 29,394.14
  4. Step 4: Simplify right side
    53,923.12x = 2,187,302,906.46
  5. Step 5: Solve for x
    x = 2,187,302,906.46/53,923.12
  6. Step 6: Final answer
    x = 40,563.36

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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.