Home / 221,018.80-331,530.52-176,925.84

Finding the Fourth Proportional to 221,018.80, 331,530.52 and 176,925.84

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Solution

The fourth proportional to 221,018.80, 331,530.52 and 176,925.84 is: 265,390.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,018.80 : 331,530.52 = 176,925.84 : x
  2. Step 2: Convert to fraction form
    221,018.80/331,530.52 = 176,925.84/x
  3. Step 3: Cross multiply
    221,018.80x = 331,530.52 × 176,925.84
  4. Step 4: Simplify right side
    221,018.80x = 58,656,316,537.56
  5. Step 5: Solve for x
    x = 58,656,316,537.56/221,018.80
  6. Step 6: Final answer
    x = 265,390.62

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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.