Home / 104,572.45-144,298.26-59,240.72

Finding the Fourth Proportional to 104,572.45, 144,298.26 and 59,240.72

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Solution

The fourth proportional to 104,572.45, 144,298.26 and 59,240.72 is: 81,745.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,572.45 : 144,298.26 = 59,240.72 : x
  2. Step 2: Convert to fraction form
    104,572.45/144,298.26 = 59,240.72/x
  3. Step 3: Cross multiply
    104,572.45x = 144,298.26 × 59,240.72
  4. Step 4: Simplify right side
    104,572.45x = 8,548,332,817.15
  5. Step 5: Solve for x
    x = 8,548,332,817.15/104,572.45
  6. Step 6: Final answer
    x = 81,745.55

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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.