Home / 219,965.02-303,531.51-124,456.30

Finding the Fourth Proportional to 219,965.02, 303,531.51 and 124,456.30

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Solution

The fourth proportional to 219,965.02, 303,531.51 and 124,456.30 is: 171,738.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,965.02 : 303,531.51 = 124,456.30 : x
  2. Step 2: Convert to fraction form
    219,965.02/303,531.51 = 124,456.30/x
  3. Step 3: Cross multiply
    219,965.02x = 303,531.51 × 124,456.30
  4. Step 4: Simplify right side
    219,965.02x = 37,776,408,668.01
  5. Step 5: Solve for x
    x = 37,776,408,668.01/219,965.02
  6. Step 6: Final answer
    x = 171,738.25

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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.