Home / 204,462.40-306,703.20-64,225.60

Finding the Fourth Proportional to 204,462.40, 306,703.20 and 64,225.60

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Solution

The fourth proportional to 204,462.40, 306,703.20 and 64,225.60 is: 96,341.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,462.40 : 306,703.20 = 64,225.60 : x
  2. Step 2: Convert to fraction form
    204,462.40/306,703.20 = 64,225.60/x
  3. Step 3: Cross multiply
    204,462.40x = 306,703.20 × 64,225.60
  4. Step 4: Simplify right side
    204,462.40x = 19,698,197,041.92
  5. Step 5: Solve for x
    x = 19,698,197,041.92/204,462.40
  6. Step 6: Final answer
    x = 96,341.42

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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.