Home / 165,601.80-228,095.16-127,288.08

Finding the Fourth Proportional to 165,601.80, 228,095.16 and 127,288.08

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Solution

The fourth proportional to 165,601.80, 228,095.16 and 127,288.08 is: 175,322.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,601.80 : 228,095.16 = 127,288.08 : x
  2. Step 2: Convert to fraction form
    165,601.80/228,095.16 = 127,288.08/x
  3. Step 3: Cross multiply
    165,601.80x = 228,095.16 × 127,288.08
  4. Step 4: Simplify right side
    165,601.80x = 29,033,794,973.69
  5. Step 5: Solve for x
    x = 29,033,794,973.69/165,601.80
  6. Step 6: Final answer
    x = 175,322.94

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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.