Home / 53,124.36-73,336.50-30,764.04

Finding the Fourth Proportional to 53,124.36, 73,336.50 and 30,764.04

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Solution

The fourth proportional to 53,124.36, 73,336.50 and 30,764.04 is: 42,468.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,124.36 : 73,336.50 = 30,764.04 : x
  2. Step 2: Convert to fraction form
    53,124.36/73,336.50 = 30,764.04/x
  3. Step 3: Cross multiply
    53,124.36x = 73,336.50 × 30,764.04
  4. Step 4: Simplify right side
    53,124.36x = 2,256,127,019.46
  5. Step 5: Solve for x
    x = 2,256,127,019.46/53,124.36
  6. Step 6: Final answer
    x = 42,468.78

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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.