Home / 53,309.45-73,565.07-29,435.61

Finding the Fourth Proportional to 53,309.45, 73,565.07 and 29,435.61

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Solution

The fourth proportional to 53,309.45, 73,565.07 and 29,435.61 is: 40,620.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,309.45 : 73,565.07 = 29,435.61 : x
  2. Step 2: Convert to fraction form
    53,309.45/73,565.07 = 29,435.61/x
  3. Step 3: Cross multiply
    53,309.45x = 73,565.07 × 29,435.61
  4. Step 4: Simplify right side
    53,309.45x = 2,165,432,710.14
  5. Step 5: Solve for x
    x = 2,165,432,710.14/53,309.45
  6. Step 6: Final answer
    x = 40,620.06

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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.