Home / 66,526.11-99,818.87-36,140.47

Finding the Fourth Proportional to 66,526.11, 99,818.87 and 36,140.47

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Solution

The fourth proportional to 66,526.11, 99,818.87 and 36,140.47 is: 54,226.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,526.11 : 99,818.87 = 36,140.47 : x
  2. Step 2: Convert to fraction form
    66,526.11/99,818.87 = 36,140.47/x
  3. Step 3: Cross multiply
    66,526.11x = 99,818.87 × 36,140.47
  4. Step 4: Simplify right side
    66,526.11x = 3,607,500,446.42
  5. Step 5: Solve for x
    x = 3,607,500,446.42/66,526.11
  6. Step 6: Final answer
    x = 54,226.84

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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.