Home / 53,472.34-73,793.57-30,809.53

Finding the Fourth Proportional to 53,472.34, 73,793.57 and 30,809.53

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Solution

The fourth proportional to 53,472.34, 73,793.57 and 30,809.53 is: 42,518.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,472.34 : 73,793.57 = 30,809.53 : x
  2. Step 2: Convert to fraction form
    53,472.34/73,793.57 = 30,809.53/x
  3. Step 3: Cross multiply
    53,472.34x = 73,793.57 × 30,809.53
  4. Step 4: Simplify right side
    53,472.34x = 2,273,545,208.72
  5. Step 5: Solve for x
    x = 2,273,545,208.72/53,472.34
  6. Step 6: Final answer
    x = 42,518.15

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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.