Home / 331,019.04-456,801.84-180,115.68

Finding the Fourth Proportional to 331,019.04, 456,801.84 and 180,115.68

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Solution

The fourth proportional to 331,019.04, 456,801.84 and 180,115.68 is: 248,557.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,019.04 : 456,801.84 = 180,115.68 : x
  2. Step 2: Convert to fraction form
    331,019.04/456,801.84 = 180,115.68/x
  3. Step 3: Cross multiply
    331,019.04x = 456,801.84 × 180,115.68
  4. Step 4: Simplify right side
    331,019.04x = 82,277,174,036.85
  5. Step 5: Solve for x
    x = 82,277,174,036.85/331,019.04
  6. Step 6: Final answer
    x = 248,557.23

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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.