Home / 72,432.41-99,962.66-40,596.89

Finding the Fourth Proportional to 72,432.41, 99,962.66 and 40,596.89

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Solution

The fourth proportional to 72,432.41, 99,962.66 and 40,596.89 is: 56,027.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,432.41 : 99,962.66 = 40,596.89 : x
  2. Step 2: Convert to fraction form
    72,432.41/99,962.66 = 40,596.89/x
  3. Step 3: Cross multiply
    72,432.41x = 99,962.66 × 40,596.89
  4. Step 4: Simplify right side
    72,432.41x = 4,058,172,713.81
  5. Step 5: Solve for x
    x = 4,058,172,713.81/72,432.41
  6. Step 6: Final answer
    x = 56,027.03

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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.