Home / 104,983.73-144,877.44-57,237.06

Finding the Fourth Proportional to 104,983.73, 144,877.44 and 57,237.06

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Solution

The fourth proportional to 104,983.73, 144,877.44 and 57,237.06 is: 78,987.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,983.73 : 144,877.44 = 57,237.06 : x
  2. Step 2: Convert to fraction form
    104,983.73/144,877.44 = 57,237.06/x
  3. Step 3: Cross multiply
    104,983.73x = 144,877.44 × 57,237.06
  4. Step 4: Simplify right side
    104,983.73x = 8,292,359,483.86
  5. Step 5: Solve for x
    x = 8,292,359,483.86/104,983.73
  6. Step 6: Final answer
    x = 78,987.09

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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.