Home / 194,805.95-292,238.13-68,423.91

Finding the Fourth Proportional to 194,805.95, 292,238.13 and 68,423.91

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Solution

The fourth proportional to 194,805.95, 292,238.13 and 68,423.91 is: 102,646.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,805.95 : 292,238.13 = 68,423.91 : x
  2. Step 2: Convert to fraction form
    194,805.95/292,238.13 = 68,423.91/x
  3. Step 3: Cross multiply
    194,805.95x = 292,238.13 × 68,423.91
  4. Step 4: Simplify right side
    194,805.95x = 19,996,075,514.38
  5. Step 5: Solve for x
    x = 19,996,075,514.38/194,805.95
  6. Step 6: Final answer
    x = 102,646.13

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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.