Home / 53,418.65-73,709.52-30,753.26

Finding the Fourth Proportional to 53,418.65, 73,709.52 and 30,753.26

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Solution

The fourth proportional to 53,418.65, 73,709.52 and 30,753.26 is: 42,434.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,418.65 : 73,709.52 = 30,753.26 : x
  2. Step 2: Convert to fraction form
    53,418.65/73,709.52 = 30,753.26/x
  3. Step 3: Cross multiply
    53,418.65x = 73,709.52 × 30,753.26
  4. Step 4: Simplify right side
    53,418.65x = 2,266,807,664.49
  5. Step 5: Solve for x
    x = 2,266,807,664.49/53,418.65
  6. Step 6: Final answer
    x = 42,434.77

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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.