Home / 71,922.96-99,263.40-43,624.08

Finding the Fourth Proportional to 71,922.96, 99,263.40 and 43,624.08

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Solution

The fourth proportional to 71,922.96, 99,263.40 and 43,624.08 is: 60,207.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,922.96 : 99,263.40 = 43,624.08 : x
  2. Step 2: Convert to fraction form
    71,922.96/99,263.40 = 43,624.08/x
  3. Step 3: Cross multiply
    71,922.96x = 99,263.40 × 43,624.08
  4. Step 4: Simplify right side
    71,922.96x = 4,330,274,502.67
  5. Step 5: Solve for x
    x = 4,330,274,502.67/71,922.96
  6. Step 6: Final answer
    x = 60,207.12

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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.