Home / 51,295.47-76,970.29-36,398.84

Finding the Fourth Proportional to 51,295.47, 76,970.29 and 36,398.84

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Solution

The fourth proportional to 51,295.47, 76,970.29 and 36,398.84 is: 54,617.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,295.47 : 76,970.29 = 36,398.84 : x
  2. Step 2: Convert to fraction form
    51,295.47/76,970.29 = 36,398.84/x
  3. Step 3: Cross multiply
    51,295.47x = 76,970.29 × 36,398.84
  4. Step 4: Simplify right side
    51,295.47x = 2,801,629,088.47
  5. Step 5: Solve for x
    x = 2,801,629,088.47/51,295.47
  6. Step 6: Final answer
    x = 54,617.48

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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.