Home / 66,551.37-99,767.55-24,421.68

Finding the Fourth Proportional to 66,551.37, 99,767.55 and 24,421.68

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Solution

The fourth proportional to 66,551.37, 99,767.55 and 24,421.68 is: 36,610.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,551.37 : 99,767.55 = 24,421.68 : x
  2. Step 2: Convert to fraction form
    66,551.37/99,767.55 = 24,421.68/x
  3. Step 3: Cross multiply
    66,551.37x = 99,767.55 × 24,421.68
  4. Step 4: Simplify right side
    66,551.37x = 2,436,490,854.10
  5. Step 5: Solve for x
    x = 2,436,490,854.10/66,551.37
  6. Step 6: Final answer
    x = 36,610.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.