Home / 53,373.12-73,653.92-29,500.80

Finding the Fourth Proportional to 53,373.12, 73,653.92 and 29,500.80

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Solution

The fourth proportional to 53,373.12, 73,653.92 and 29,500.80 is: 40,710.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,373.12 : 73,653.92 = 29,500.80 : x
  2. Step 2: Convert to fraction form
    53,373.12/73,653.92 = 29,500.80/x
  3. Step 3: Cross multiply
    53,373.12x = 73,653.92 × 29,500.80
  4. Step 4: Simplify right side
    53,373.12x = 2,172,849,563.14
  5. Step 5: Solve for x
    x = 2,172,849,563.14/53,373.12
  6. Step 6: Final answer
    x = 40,710.56

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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.