Home / 115,035.06-172,594.12-40,166.24

Finding the Fourth Proportional to 115,035.06, 172,594.12 and 40,166.24

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Solution

The fourth proportional to 115,035.06, 172,594.12 and 40,166.24 is: 60,263.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,035.06 : 172,594.12 = 40,166.24 : x
  2. Step 2: Convert to fraction form
    115,035.06/172,594.12 = 40,166.24/x
  3. Step 3: Cross multiply
    115,035.06x = 172,594.12 × 40,166.24
  4. Step 4: Simplify right side
    115,035.06x = 6,932,456,846.51
  5. Step 5: Solve for x
    x = 6,932,456,846.51/115,035.06
  6. Step 6: Final answer
    x = 60,263.86

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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.