Home / 54,347.12-74,999.80-32,833.86

Finding the Fourth Proportional to 54,347.12, 74,999.80 and 32,833.86

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Solution

The fourth proportional to 54,347.12, 74,999.80 and 32,833.86 is: 45,311.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,347.12 : 74,999.80 = 32,833.86 : x
  2. Step 2: Convert to fraction form
    54,347.12/74,999.80 = 32,833.86/x
  3. Step 3: Cross multiply
    54,347.12x = 74,999.80 × 32,833.86
  4. Step 4: Simplify right side
    54,347.12x = 2,462,532,933.23
  5. Step 5: Solve for x
    x = 2,462,532,933.23/54,347.12
  6. Step 6: Final answer
    x = 45,311.19

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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.