Home / 267,731.34-369,479.07-153,007.98

Finding the Fourth Proportional to 267,731.34, 369,479.07 and 153,007.98

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Solution

The fourth proportional to 267,731.34, 369,479.07 and 153,007.98 is: 211,156.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,731.34 : 369,479.07 = 153,007.98 : x
  2. Step 2: Convert to fraction form
    267,731.34/369,479.07 = 153,007.98/x
  3. Step 3: Cross multiply
    267,731.34x = 369,479.07 × 153,007.98
  4. Step 4: Simplify right side
    267,731.34x = 56,533,246,152.98
  5. Step 5: Solve for x
    x = 56,533,246,152.98/267,731.34
  6. Step 6: Final answer
    x = 211,156.62

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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.