Home / 115,736.18-159,700.41-67,324.91

Finding the Fourth Proportional to 115,736.18, 159,700.41 and 67,324.91

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Solution

The fourth proportional to 115,736.18, 159,700.41 and 67,324.91 is: 92,899.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,736.18 : 159,700.41 = 67,324.91 : x
  2. Step 2: Convert to fraction form
    115,736.18/159,700.41 = 67,324.91/x
  3. Step 3: Cross multiply
    115,736.18x = 159,700.41 × 67,324.91
  4. Step 4: Simplify right side
    115,736.18x = 10,751,814,931.71
  5. Step 5: Solve for x
    x = 10,751,814,931.71/115,736.18
  6. Step 6: Final answer
    x = 92,899.35

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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.