Home / 104,566.11-144,302.15-56,819.46

Finding the Fourth Proportional to 104,566.11, 144,302.15 and 56,819.46

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Solution

The fourth proportional to 104,566.11, 144,302.15 and 56,819.46 is: 78,411.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,566.11 : 144,302.15 = 56,819.46 : x
  2. Step 2: Convert to fraction form
    104,566.11/144,302.15 = 56,819.46/x
  3. Step 3: Cross multiply
    104,566.11x = 144,302.15 × 56,819.46
  4. Step 4: Simplify right side
    104,566.11x = 8,199,170,239.84
  5. Step 5: Solve for x
    x = 8,199,170,239.84/104,566.11
  6. Step 6: Final answer
    x = 78,411.35

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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.