Home / 104,818.32-144,648.78-58,871.58

Finding the Fourth Proportional to 104,818.32, 144,648.78 and 58,871.58

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Solution

The fourth proportional to 104,818.32, 144,648.78 and 58,871.58 is: 81,242.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,818.32 : 144,648.78 = 58,871.58 : x
  2. Step 2: Convert to fraction form
    104,818.32/144,648.78 = 58,871.58/x
  3. Step 3: Cross multiply
    104,818.32x = 144,648.78 × 58,871.58
  4. Step 4: Simplify right side
    104,818.32x = 8,515,702,223.67
  5. Step 5: Solve for x
    x = 8,515,702,223.67/104,818.32
  6. Step 6: Final answer
    x = 81,242.50

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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.