Home / 53,791.84-74,237.34-29,920.06

Finding the Fourth Proportional to 53,791.84, 74,237.34 and 29,920.06

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Solution

The fourth proportional to 53,791.84, 74,237.34 and 29,920.06 is: 41,292.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,791.84 : 74,237.34 = 29,920.06 : x
  2. Step 2: Convert to fraction form
    53,791.84/74,237.34 = 29,920.06/x
  3. Step 3: Cross multiply
    53,791.84x = 74,237.34 × 29,920.06
  4. Step 4: Simplify right side
    53,791.84x = 2,221,185,667.04
  5. Step 5: Solve for x
    x = 2,221,185,667.04/53,791.84
  6. Step 6: Final answer
    x = 41,292.24

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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.