Home / 53,231.08-73,458.64-29,357.76

Finding the Fourth Proportional to 53,231.08, 73,458.64 and 29,357.76

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Solution

The fourth proportional to 53,231.08, 73,458.64 and 29,357.76 is: 40,513.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,231.08 : 73,458.64 = 29,357.76 : x
  2. Step 2: Convert to fraction form
    53,231.08/73,458.64 = 29,357.76/x
  3. Step 3: Cross multiply
    53,231.08x = 73,458.64 × 29,357.76
  4. Step 4: Simplify right side
    53,231.08x = 2,156,581,123.05
  5. Step 5: Solve for x
    x = 2,156,581,123.05/53,231.08
  6. Step 6: Final answer
    x = 40,513.57

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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.