Home / 53,202.47-73,426.05-30,548.55

Finding the Fourth Proportional to 53,202.47, 73,426.05 and 30,548.55

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Solution

The fourth proportional to 53,202.47, 73,426.05 and 30,548.55 is: 42,160.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,202.47 : 73,426.05 = 30,548.55 : x
  2. Step 2: Convert to fraction form
    53,202.47/73,426.05 = 30,548.55/x
  3. Step 3: Cross multiply
    53,202.47x = 73,426.05 × 30,548.55
  4. Step 4: Simplify right side
    53,202.47x = 2,243,059,359.73
  5. Step 5: Solve for x
    x = 2,243,059,359.73/53,202.47
  6. Step 6: Final answer
    x = 42,160.82

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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.