Home / 79,291.08-109,426.57-43,486.24

Finding the Fourth Proportional to 79,291.08, 109,426.57 and 43,486.24

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Solution

The fourth proportional to 79,291.08, 109,426.57 and 43,486.24 is: 60,013.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,291.08 : 109,426.57 = 43,486.24 : x
  2. Step 2: Convert to fraction form
    79,291.08/109,426.57 = 43,486.24/x
  3. Step 3: Cross multiply
    79,291.08x = 109,426.57 × 43,486.24
  4. Step 4: Simplify right side
    79,291.08x = 4,758,550,085.40
  5. Step 5: Solve for x
    x = 4,758,550,085.40/79,291.08
  6. Step 6: Final answer
    x = 60,013.69

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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.