Home / 219,973.02-303,542.55-124,464.30

Finding the Fourth Proportional to 219,973.02, 303,542.55 and 124,464.30

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Solution

The fourth proportional to 219,973.02, 303,542.55 and 124,464.30 is: 171,749.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,973.02 : 303,542.55 = 124,464.30 : x
  2. Step 2: Convert to fraction form
    219,973.02/303,542.55 = 124,464.30/x
  3. Step 3: Cross multiply
    219,973.02x = 303,542.55 × 124,464.30
  4. Step 4: Simplify right side
    219,973.02x = 37,780,211,005.97
  5. Step 5: Solve for x
    x = 37,780,211,005.97/219,973.02
  6. Step 6: Final answer
    x = 171,749.29

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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.