Home / 401,925.08-603,006.03-161,915.46

Finding the Fourth Proportional to 401,925.08, 603,006.03 and 161,915.46

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Solution

The fourth proportional to 401,925.08, 603,006.03 and 161,915.46 is: 242,920.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,925.08 : 603,006.03 = 161,915.46 : x
  2. Step 2: Convert to fraction form
    401,925.08/603,006.03 = 161,915.46/x
  3. Step 3: Cross multiply
    401,925.08x = 603,006.03 × 161,915.46
  4. Step 4: Simplify right side
    401,925.08x = 97,635,998,730.22
  5. Step 5: Solve for x
    x = 97,635,998,730.22/401,925.08
  6. Step 6: Final answer
    x = 242,920.89

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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.