Home / 53,005.86-73,148.94-30,344.76

Finding the Fourth Proportional to 53,005.86, 73,148.94 and 30,344.76

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Solution

The fourth proportional to 53,005.86, 73,148.94 and 30,344.76 is: 41,876.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,005.86 : 73,148.94 = 30,344.76 : x
  2. Step 2: Convert to fraction form
    53,005.86/73,148.94 = 30,344.76/x
  3. Step 3: Cross multiply
    53,005.86x = 73,148.94 × 30,344.76
  4. Step 4: Simplify right side
    53,005.86x = 2,219,687,028.55
  5. Step 5: Solve for x
    x = 2,219,687,028.55/53,005.86
  6. Step 6: Final answer
    x = 41,876.26

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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.