Home / 157,824.21-236,737.20-52,642.89

Finding the Fourth Proportional to 157,824.21, 236,737.20 and 52,642.89

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Solution

The fourth proportional to 157,824.21, 236,737.20 and 52,642.89 is: 78,964.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,824.21 : 236,737.20 = 52,642.89 : x
  2. Step 2: Convert to fraction form
    157,824.21/236,737.20 = 52,642.89/x
  3. Step 3: Cross multiply
    157,824.21x = 236,737.20 × 52,642.89
  4. Step 4: Simplify right side
    157,824.21x = 12,462,530,378.51
  5. Step 5: Solve for x
    x = 12,462,530,378.51/157,824.21
  6. Step 6: Final answer
    x = 78,964.63

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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.