Home / 71,933.83-99,227.47-45,029.63

Finding the Fourth Proportional to 71,933.83, 99,227.47 and 45,029.63

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Solution

The fourth proportional to 71,933.83, 99,227.47 and 45,029.63 is: 62,115.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,933.83 : 99,227.47 = 45,029.63 : x
  2. Step 2: Convert to fraction form
    71,933.83/99,227.47 = 45,029.63/x
  3. Step 3: Cross multiply
    71,933.83x = 99,227.47 × 45,029.63
  4. Step 4: Simplify right side
    71,933.83x = 4,468,176,462.67
  5. Step 5: Solve for x
    x = 4,468,176,462.67/71,933.83
  6. Step 6: Final answer
    x = 62,115.09

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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.