Home / 169,023.48-233,212.98-115,420.12

Finding the Fourth Proportional to 169,023.48, 233,212.98 and 115,420.12

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Solution

The fourth proportional to 169,023.48, 233,212.98 and 115,420.12 is: 159,252.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,023.48 : 233,212.98 = 115,420.12 : x
  2. Step 2: Convert to fraction form
    169,023.48/233,212.98 = 115,420.12/x
  3. Step 3: Cross multiply
    169,023.48x = 233,212.98 × 115,420.12
  4. Step 4: Simplify right side
    169,023.48x = 26,917,470,137.16
  5. Step 5: Solve for x
    x = 26,917,470,137.16/169,023.48
  6. Step 6: Final answer
    x = 159,252.85

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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.