Home / 104,869.50-144,730.85-59,559.72

Finding the Fourth Proportional to 104,869.50, 144,730.85 and 59,559.72

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Solution

The fourth proportional to 104,869.50, 144,730.85 and 59,559.72 is: 82,198.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,869.50 : 144,730.85 = 59,559.72 : x
  2. Step 2: Convert to fraction form
    104,869.50/144,730.85 = 59,559.72/x
  3. Step 3: Cross multiply
    104,869.50x = 144,730.85 × 59,559.72
  4. Step 4: Simplify right side
    104,869.50x = 8,620,128,603.56
  5. Step 5: Solve for x
    x = 8,620,128,603.56/104,869.50
  6. Step 6: Final answer
    x = 82,198.62

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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.