Home / 76,999.22-106,257.80-43,008.19

Finding the Fourth Proportional to 76,999.22, 106,257.80 and 43,008.19

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Solution

The fourth proportional to 76,999.22, 106,257.80 and 43,008.19 is: 59,350.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,999.22 : 106,257.80 = 43,008.19 : x
  2. Step 2: Convert to fraction form
    76,999.22/106,257.80 = 43,008.19/x
  3. Step 3: Cross multiply
    76,999.22x = 106,257.80 × 43,008.19
  4. Step 4: Simplify right side
    76,999.22x = 4,569,955,692.49
  5. Step 5: Solve for x
    x = 4,569,955,692.49/76,999.22
  6. Step 6: Final answer
    x = 59,350.67

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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.