Home / 292,618.17-438,956.46-79,389.43

Finding the Fourth Proportional to 292,618.17, 438,956.46 and 79,389.43

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Solution

The fourth proportional to 292,618.17, 438,956.46 and 79,389.43 is: 119,092.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,618.17 : 438,956.46 = 79,389.43 : x
  2. Step 2: Convert to fraction form
    292,618.17/438,956.46 = 79,389.43/x
  3. Step 3: Cross multiply
    292,618.17x = 438,956.46 × 79,389.43
  4. Step 4: Simplify right side
    292,618.17x = 34,848,502,056.83
  5. Step 5: Solve for x
    x = 34,848,502,056.83/292,618.17
  6. Step 6: Final answer
    x = 119,092.06

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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.