Home / 194,929.78-292,302.49-89,717.62

Finding the Fourth Proportional to 194,929.78, 292,302.49 and 89,717.62

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Solution

The fourth proportional to 194,929.78, 292,302.49 and 89,717.62 is: 134,534.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,929.78 : 292,302.49 = 89,717.62 : x
  2. Step 2: Convert to fraction form
    194,929.78/292,302.49 = 89,717.62/x
  3. Step 3: Cross multiply
    194,929.78x = 292,302.49 × 89,717.62
  4. Step 4: Simplify right side
    194,929.78x = 26,224,683,722.87
  5. Step 5: Solve for x
    x = 26,224,683,722.87/194,929.78
  6. Step 6: Final answer
    x = 134,534.00

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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.