Home / 220,327.80-304,051.56-124,852.74

Finding the Fourth Proportional to 220,327.80, 304,051.56 and 124,852.74

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Solution

The fourth proportional to 220,327.80, 304,051.56 and 124,852.74 is: 172,296.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,327.80 : 304,051.56 = 124,852.74 : x
  2. Step 2: Convert to fraction form
    220,327.80/304,051.56 = 124,852.74/x
  3. Step 3: Cross multiply
    220,327.80x = 304,051.56 × 124,852.74
  4. Step 4: Simplify right side
    220,327.80x = 37,961,670,367.27
  5. Step 5: Solve for x
    x = 37,961,670,367.27/220,327.80
  6. Step 6: Final answer
    x = 172,296.33

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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.