Home / 53,904.28-74,387.90-30,032.48

Finding the Fourth Proportional to 53,904.28, 74,387.90 and 30,032.48

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Solution

The fourth proportional to 53,904.28, 74,387.90 and 30,032.48 is: 41,444.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,904.28 : 74,387.90 = 30,032.48 : x
  2. Step 2: Convert to fraction form
    53,904.28/74,387.90 = 30,032.48/x
  3. Step 3: Cross multiply
    53,904.28x = 74,387.90 × 30,032.48
  4. Step 4: Simplify right side
    53,904.28x = 2,234,053,118.99
  5. Step 5: Solve for x
    x = 2,234,053,118.99/53,904.28
  6. Step 6: Final answer
    x = 41,444.82

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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.