Home / 53,782.58-74,218.95-29,908.71

Finding the Fourth Proportional to 53,782.58, 74,218.95 and 29,908.71

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Solution

The fourth proportional to 53,782.58, 74,218.95 and 29,908.71 is: 41,273.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,782.58 : 74,218.95 = 29,908.71 : x
  2. Step 2: Convert to fraction form
    53,782.58/74,218.95 = 29,908.71/x
  3. Step 3: Cross multiply
    53,782.58x = 74,218.95 × 29,908.71
  4. Step 4: Simplify right side
    53,782.58x = 2,219,793,052.05
  5. Step 5: Solve for x
    x = 2,219,793,052.05/53,782.58
  6. Step 6: Final answer
    x = 41,273.46

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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.