Home / 169,513.76-234,016.08-119,436.32

Finding the Fourth Proportional to 169,513.76, 234,016.08 and 119,436.32

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Solution

The fourth proportional to 169,513.76, 234,016.08 and 119,436.32 is: 164,883.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,513.76 : 234,016.08 = 119,436.32 : x
  2. Step 2: Convert to fraction form
    169,513.76/234,016.08 = 119,436.32/x
  3. Step 3: Cross multiply
    169,513.76x = 234,016.08 × 119,436.32
  4. Step 4: Simplify right side
    169,513.76x = 27,950,019,416.03
  5. Step 5: Solve for x
    x = 27,950,019,416.03/169,513.76
  6. Step 6: Final answer
    x = 164,883.48

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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.