Home / 194,768.32-292,123.12-61,631.28

Finding the Fourth Proportional to 194,768.32, 292,123.12 and 61,631.28

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Solution

The fourth proportional to 194,768.32, 292,123.12 and 61,631.28 is: 92,437.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,768.32 : 292,123.12 = 61,631.28 : x
  2. Step 2: Convert to fraction form
    194,768.32/292,123.12 = 61,631.28/x
  3. Step 3: Cross multiply
    194,768.32x = 292,123.12 × 61,631.28
  4. Step 4: Simplify right side
    194,768.32x = 18,003,921,803.19
  5. Step 5: Solve for x
    x = 18,003,921,803.19/194,768.32
  6. Step 6: Final answer
    x = 92,437.63

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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.