Home / 53,326.28-73,599.72-30,663.48

Finding the Fourth Proportional to 53,326.28, 73,599.72 and 30,663.48

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Solution

The fourth proportional to 53,326.28, 73,599.72 and 30,663.48 is: 42,321.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,326.28 : 73,599.72 = 30,663.48 : x
  2. Step 2: Convert to fraction form
    53,326.28/73,599.72 = 30,663.48/x
  3. Step 3: Cross multiply
    53,326.28x = 73,599.72 × 30,663.48
  4. Step 4: Simplify right side
    53,326.28x = 2,256,823,542.23
  5. Step 5: Solve for x
    x = 2,256,823,542.23/53,326.28
  6. Step 6: Final answer
    x = 42,321.04

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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.