Home / 53,001.87-73,134.27-30,335.64

Finding the Fourth Proportional to 53,001.87, 73,134.27 and 30,335.64

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Solution

The fourth proportional to 53,001.87, 73,134.27 and 30,335.64 is: 41,858.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,001.87 : 73,134.27 = 30,335.64 : x
  2. Step 2: Convert to fraction form
    53,001.87/73,134.27 = 30,335.64/x
  3. Step 3: Cross multiply
    53,001.87x = 73,134.27 × 30,335.64
  4. Step 4: Simplify right side
    53,001.87x = 2,218,574,886.38
  5. Step 5: Solve for x
    x = 2,218,574,886.38/53,001.87
  6. Step 6: Final answer
    x = 41,858.43

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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.