Home / 165,320.08-247,980.16-76,525.04

Finding the Fourth Proportional to 165,320.08, 247,980.16 and 76,525.04

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Solution

The fourth proportional to 165,320.08, 247,980.16 and 76,525.04 is: 114,787.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,320.08 : 247,980.16 = 76,525.04 : x
  2. Step 2: Convert to fraction form
    165,320.08/247,980.16 = 76,525.04/x
  3. Step 3: Cross multiply
    165,320.08x = 247,980.16 × 76,525.04
  4. Step 4: Simplify right side
    165,320.08x = 18,976,691,663.21
  5. Step 5: Solve for x
    x = 18,976,691,663.21/165,320.08
  6. Step 6: Final answer
    x = 114,787.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.