Home / 320,156.03-441,815.48-176,916.08

Finding the Fourth Proportional to 320,156.03, 441,815.48 and 176,916.08

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Solution

The fourth proportional to 320,156.03, 441,815.48 and 176,916.08 is: 244,144.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,156.03 : 441,815.48 = 176,916.08 : x
  2. Step 2: Convert to fraction form
    320,156.03/441,815.48 = 176,916.08/x
  3. Step 3: Cross multiply
    320,156.03x = 441,815.48 × 176,916.08
  4. Step 4: Simplify right side
    320,156.03x = 78,164,259,711.26
  5. Step 5: Solve for x
    x = 78,164,259,711.26/320,156.03
  6. Step 6: Final answer
    x = 244,144.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.