Home / 53,417.52-73,715.81-29,543.31

Finding the Fourth Proportional to 53,417.52, 73,715.81 and 29,543.31

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Solution

The fourth proportional to 53,417.52, 73,715.81 and 29,543.31 is: 40,769.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,417.52 : 73,715.81 = 29,543.31 : x
  2. Step 2: Convert to fraction form
    53,417.52/73,715.81 = 29,543.31/x
  3. Step 3: Cross multiply
    53,417.52x = 73,715.81 × 29,543.31
  4. Step 4: Simplify right side
    53,417.52x = 2,177,808,879.01
  5. Step 5: Solve for x
    x = 2,177,808,879.01/53,417.52
  6. Step 6: Final answer
    x = 40,769.56

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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.