Home / 115,316.24-172,995.27-52,166.12

Finding the Fourth Proportional to 115,316.24, 172,995.27 and 52,166.12

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Solution

The fourth proportional to 115,316.24, 172,995.27 and 52,166.12 is: 78,258.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,316.24 : 172,995.27 = 52,166.12 : x
  2. Step 2: Convert to fraction form
    115,316.24/172,995.27 = 52,166.12/x
  3. Step 3: Cross multiply
    115,316.24x = 172,995.27 × 52,166.12
  4. Step 4: Simplify right side
    115,316.24x = 9,024,491,149.28
  5. Step 5: Solve for x
    x = 9,024,491,149.28/115,316.24
  6. Step 6: Final answer
    x = 78,258.64

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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.