Home / 51,749.10-77,623.65-37,642.95

Finding the Fourth Proportional to 51,749.10, 77,623.65 and 37,642.95

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Solution

The fourth proportional to 51,749.10, 77,623.65 and 37,642.95 is: 56,464.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,749.10 : 77,623.65 = 37,642.95 : x
  2. Step 2: Convert to fraction form
    51,749.10/77,623.65 = 37,642.95/x
  3. Step 3: Cross multiply
    51,749.10x = 77,623.65 × 37,642.95
  4. Step 4: Simplify right side
    51,749.10x = 2,921,983,175.77
  5. Step 5: Solve for x
    x = 2,921,983,175.77/51,749.10
  6. Step 6: Final answer
    x = 56,464.43

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1.5x scale

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.