Home / 53,434.58-73,739.28-31,934.12

Finding the Fourth Proportional to 53,434.58, 73,739.28 and 31,934.12

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Solution

The fourth proportional to 53,434.58, 73,739.28 and 31,934.12 is: 44,068.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,434.58 : 73,739.28 = 31,934.12 : x
  2. Step 2: Convert to fraction form
    53,434.58/73,739.28 = 31,934.12/x
  3. Step 3: Cross multiply
    53,434.58x = 73,739.28 × 31,934.12
  4. Step 4: Simplify right side
    53,434.58x = 2,354,799,016.23
  5. Step 5: Solve for x
    x = 2,354,799,016.23/53,434.58
  6. Step 6: Final answer
    x = 44,068.82

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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.