Home / 194,981.47-292,471.41-61,872.10

Finding the Fourth Proportional to 194,981.47, 292,471.41 and 61,872.10

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Solution

The fourth proportional to 194,981.47, 292,471.41 and 61,872.10 is: 92,807.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,981.47 : 292,471.41 = 61,872.10 : x
  2. Step 2: Convert to fraction form
    194,981.47/292,471.41 = 61,872.10/x
  3. Step 3: Cross multiply
    194,981.47x = 292,471.41 × 61,872.10
  4. Step 4: Simplify right side
    194,981.47x = 18,095,820,326.66
  5. Step 5: Solve for x
    x = 18,095,820,326.66/194,981.47
  6. Step 6: Final answer
    x = 92,807.90

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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.