Home / 148,467.60-204,885.48-80,484.96

Finding the Fourth Proportional to 148,467.60, 204,885.48 and 80,484.96

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Solution

The fourth proportional to 148,467.60, 204,885.48 and 80,484.96 is: 111,069.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,467.60 : 204,885.48 = 80,484.96 : x
  2. Step 2: Convert to fraction form
    148,467.60/204,885.48 = 80,484.96/x
  3. Step 3: Cross multiply
    148,467.60x = 204,885.48 × 80,484.96
  4. Step 4: Simplify right side
    148,467.60x = 16,490,199,662.38
  5. Step 5: Solve for x
    x = 16,490,199,662.38/148,467.60
  6. Step 6: Final answer
    x = 111,069.35

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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.