Home / 219,860.02-329,777.12-84,897.52

Finding the Fourth Proportional to 219,860.02, 329,777.12 and 84,897.52

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Solution

The fourth proportional to 219,860.02, 329,777.12 and 84,897.52 is: 127,341.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,860.02 : 329,777.12 = 84,897.52 : x
  2. Step 2: Convert to fraction form
    219,860.02/329,777.12 = 84,897.52/x
  3. Step 3: Cross multiply
    219,860.02x = 329,777.12 × 84,897.52
  4. Step 4: Simplify right side
    219,860.02x = 27,997,259,028.54
  5. Step 5: Solve for x
    x = 27,997,259,028.54/219,860.02
  6. Step 6: Final answer
    x = 127,341.29

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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.