Home / 51,300.17-76,977.35-36,403.55

Finding the Fourth Proportional to 51,300.17, 76,977.35 and 36,403.55

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Solution

The fourth proportional to 51,300.17, 76,977.35 and 36,403.55 is: 54,624.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,300.17 : 76,977.35 = 36,403.55 : x
  2. Step 2: Convert to fraction form
    51,300.17/76,977.35 = 36,403.55/x
  3. Step 3: Cross multiply
    51,300.17x = 76,977.35 × 36,403.55
  4. Step 4: Simplify right side
    51,300.17x = 2,802,248,809.59
  5. Step 5: Solve for x
    x = 2,802,248,809.59/51,300.17
  6. Step 6: Final answer
    x = 54,624.55

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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.