Home / 169,810.11-234,339.12-106,185.15

Finding the Fourth Proportional to 169,810.11, 234,339.12 and 106,185.15

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Solution

The fourth proportional to 169,810.11, 234,339.12 and 106,185.15 is: 146,536.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,810.11 : 234,339.12 = 106,185.15 : x
  2. Step 2: Convert to fraction form
    169,810.11/234,339.12 = 106,185.15/x
  3. Step 3: Cross multiply
    169,810.11x = 234,339.12 × 106,185.15
  4. Step 4: Simplify right side
    169,810.11x = 24,883,334,608.07
  5. Step 5: Solve for x
    x = 24,883,334,608.07/169,810.11
  6. Step 6: Final answer
    x = 146,536.24

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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.