Home / 53,007.99-73,149.48-30,346.23

Finding the Fourth Proportional to 53,007.99, 73,149.48 and 30,346.23

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Solution

The fourth proportional to 53,007.99, 73,149.48 and 30,346.23 is: 41,876.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,007.99 : 73,149.48 = 30,346.23 : x
  2. Step 2: Convert to fraction form
    53,007.99/73,149.48 = 30,346.23/x
  3. Step 3: Cross multiply
    53,007.99x = 73,149.48 × 30,346.23
  4. Step 4: Simplify right side
    53,007.99x = 2,219,810,944.46
  5. Step 5: Solve for x
    x = 2,219,810,944.46/53,007.99
  6. Step 6: Final answer
    x = 41,876.91

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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.