Home / 79,417.16-119,126-26,827.08

Finding the Fourth Proportional to 79,417.16, 119,126 and 26,827.08

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Solution

The fourth proportional to 79,417.16, 119,126 and 26,827.08 is: 40,240.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,417.16 : 119,126 = 26,827.08 : x
  2. Step 2: Convert to fraction form
    79,417.16/119,126 = 26,827.08/x
  3. Step 3: Cross multiply
    79,417.16x = 119,126 × 26,827.08
  4. Step 4: Simplify right side
    79,417.16x = 3,195,802,732.08
  5. Step 5: Solve for x
    x = 3,195,802,732.08/79,417.16
  6. Step 6: Final answer
    x = 40,240.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.