Home / 72,331.56-99,828.18-44,031.96

Finding the Fourth Proportional to 72,331.56, 99,828.18 and 44,031.96

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Solution

The fourth proportional to 72,331.56, 99,828.18 and 44,031.96 is: 60,770.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,331.56 : 99,828.18 = 44,031.96 : x
  2. Step 2: Convert to fraction form
    72,331.56/99,828.18 = 44,031.96/x
  3. Step 3: Cross multiply
    72,331.56x = 99,828.18 × 44,031.96
  4. Step 4: Simplify right side
    72,331.56x = 4,395,630,428.63
  5. Step 5: Solve for x
    x = 4,395,630,428.63/72,331.56
  6. Step 6: Final answer
    x = 60,770.57

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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.