Home / 165,140.92-227,964.06-111,498.52

Finding the Fourth Proportional to 165,140.92, 227,964.06 and 111,498.52

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Solution

The fourth proportional to 165,140.92, 227,964.06 and 111,498.52 is: 153,914.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,140.92 : 227,964.06 = 111,498.52 : x
  2. Step 2: Convert to fraction form
    165,140.92/227,964.06 = 111,498.52/x
  3. Step 3: Cross multiply
    165,140.92x = 227,964.06 × 111,498.52
  4. Step 4: Simplify right side
    165,140.92x = 25,417,655,303.19
  5. Step 5: Solve for x
    x = 25,417,655,303.19/165,140.92
  6. Step 6: Final answer
    x = 153,914.94

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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.