Home / 220,653.04-304,502.52-120,051.76

Finding the Fourth Proportional to 220,653.04, 304,502.52 and 120,051.76

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Solution

The fourth proportional to 220,653.04, 304,502.52 and 120,051.76 is: 165,672.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,653.04 : 304,502.52 = 120,051.76 : x
  2. Step 2: Convert to fraction form
    220,653.04/304,502.52 = 120,051.76/x
  3. Step 3: Cross multiply
    220,653.04x = 304,502.52 × 120,051.76
  4. Step 4: Simplify right side
    220,653.04x = 36,556,063,450.44
  5. Step 5: Solve for x
    x = 36,556,063,450.44/220,653.04
  6. Step 6: Final answer
    x = 165,672.15

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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.