Home / 104,422.13-144,102.68-56,675.46

Finding the Fourth Proportional to 104,422.13, 144,102.68 and 56,675.46

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Solution

The fourth proportional to 104,422.13, 144,102.68 and 56,675.46 is: 78,212.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,422.13 : 144,102.68 = 56,675.46 : x
  2. Step 2: Convert to fraction form
    104,422.13/144,102.68 = 56,675.46/x
  3. Step 3: Cross multiply
    104,422.13x = 144,102.68 × 56,675.46
  4. Step 4: Simplify right side
    104,422.13x = 8,167,085,967.15
  5. Step 5: Solve for x
    x = 8,167,085,967.15/104,422.13
  6. Step 6: Final answer
    x = 78,212.22

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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.