Home / 67,315.23-100,996.08-29,901.51

Finding the Fourth Proportional to 67,315.23, 100,996.08 and 29,901.51

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Solution

The fourth proportional to 67,315.23, 100,996.08 and 29,901.51 is: 44,862.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,315.23 : 100,996.08 = 29,901.51 : x
  2. Step 2: Convert to fraction form
    67,315.23/100,996.08 = 29,901.51/x
  3. Step 3: Cross multiply
    67,315.23x = 100,996.08 × 29,901.51
  4. Step 4: Simplify right side
    67,315.23x = 3,019,935,296.08
  5. Step 5: Solve for x
    x = 3,019,935,296.08/67,315.23
  6. Step 6: Final answer
    x = 44,862.59

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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.