Home / 51,345.56-77,045.43-36,448.89

Finding the Fourth Proportional to 51,345.56, 77,045.43 and 36,448.89

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Solution

The fourth proportional to 51,345.56, 77,045.43 and 36,448.89 is: 54,692.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,345.56 : 77,045.43 = 36,448.89 : x
  2. Step 2: Convert to fraction form
    51,345.56/77,045.43 = 36,448.89/x
  3. Step 3: Cross multiply
    51,345.56x = 77,045.43 × 36,448.89
  4. Step 4: Simplify right side
    51,345.56x = 2,808,220,403.07
  5. Step 5: Solve for x
    x = 2,808,220,403.07/51,345.56
  6. Step 6: Final answer
    x = 54,692.57

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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.