Home / 162,384.39-243,571.10-57,200.63

Finding the Fourth Proportional to 162,384.39, 243,571.10 and 57,200.63

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Solution

The fourth proportional to 162,384.39, 243,571.10 and 57,200.63 is: 85,799.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,384.39 : 243,571.10 = 57,200.63 : x
  2. Step 2: Convert to fraction form
    162,384.39/243,571.10 = 57,200.63/x
  3. Step 3: Cross multiply
    162,384.39x = 243,571.10 × 57,200.63
  4. Step 4: Simplify right side
    162,384.39x = 13,932,418,865.93
  5. Step 5: Solve for x
    x = 13,932,418,865.93/162,384.39
  6. Step 6: Final answer
    x = 85,799.00

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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.