Home / 248,267.61-342,557.28-157,516.83

Finding the Fourth Proportional to 248,267.61, 342,557.28 and 157,516.83

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Solution

The fourth proportional to 248,267.61, 342,557.28 and 157,516.83 is: 217,340.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,267.61 : 342,557.28 = 157,516.83 : x
  2. Step 2: Convert to fraction form
    248,267.61/342,557.28 = 157,516.83/x
  3. Step 3: Cross multiply
    248,267.61x = 342,557.28 × 157,516.83
  4. Step 4: Simplify right side
    248,267.61x = 53,958,536,839.02
  5. Step 5: Solve for x
    x = 53,958,536,839.02/248,267.61
  6. Step 6: Final answer
    x = 217,340.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.