Home / 53,660.82-74,051.95-29,789.72

Finding the Fourth Proportional to 53,660.82, 74,051.95 and 29,789.72

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Solution

The fourth proportional to 53,660.82, 74,051.95 and 29,789.72 is: 41,109.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,660.82 : 74,051.95 = 29,789.72 : x
  2. Step 2: Convert to fraction form
    53,660.82/74,051.95 = 29,789.72/x
  3. Step 3: Cross multiply
    53,660.82x = 74,051.95 × 29,789.72
  4. Step 4: Simplify right side
    53,660.82x = 2,205,986,411.22
  5. Step 5: Solve for x
    x = 2,205,986,411.22/53,660.82
  6. Step 6: Final answer
    x = 41,109.82

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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.