Home / 53,649.52-74,032.86-29,776.20

Finding the Fourth Proportional to 53,649.52, 74,032.86 and 29,776.20

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Solution

The fourth proportional to 53,649.52, 74,032.86 and 29,776.20 is: 41,089.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,649.52 : 74,032.86 = 29,776.20 : x
  2. Step 2: Convert to fraction form
    53,649.52/74,032.86 = 29,776.20/x
  3. Step 3: Cross multiply
    53,649.52x = 74,032.86 × 29,776.20
  4. Step 4: Simplify right side
    53,649.52x = 2,204,417,245.93
  5. Step 5: Solve for x
    x = 2,204,417,245.93/53,649.52
  6. Step 6: Final answer
    x = 41,089.23

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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.