Home / 51,524.64-77,312.88-38,403.36

Finding the Fourth Proportional to 51,524.64, 77,312.88 and 38,403.36

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Solution

The fourth proportional to 51,524.64, 77,312.88 and 38,403.36 is: 57,624.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,524.64 : 77,312.88 = 38,403.36 : x
  2. Step 2: Convert to fraction form
    51,524.64/77,312.88 = 38,403.36/x
  3. Step 3: Cross multiply
    51,524.64x = 77,312.88 × 38,403.36
  4. Step 4: Simplify right side
    51,524.64x = 2,969,074,363.28
  5. Step 5: Solve for x
    x = 2,969,074,363.28/51,524.64
  6. Step 6: Final answer
    x = 57,624.36

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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.