Home / 115,066.17-172,450.22-92,888.37

Finding the Fourth Proportional to 115,066.17, 172,450.22 and 92,888.37

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Solution

The fourth proportional to 115,066.17, 172,450.22 and 92,888.37 is: 139,212.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,066.17 : 172,450.22 = 92,888.37 : x
  2. Step 2: Convert to fraction form
    115,066.17/172,450.22 = 92,888.37/x
  3. Step 3: Cross multiply
    115,066.17x = 172,450.22 × 92,888.37
  4. Step 4: Simplify right side
    115,066.17x = 16,018,619,377.50
  5. Step 5: Solve for x
    x = 16,018,619,377.50/115,066.17
  6. Step 6: Final answer
    x = 139,212.24

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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.