Home / 346,815.80-519,878.10-159,500.60

Finding the Fourth Proportional to 346,815.80, 519,878.10 and 159,500.60

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Solution

The fourth proportional to 346,815.80, 519,878.10 and 159,500.60 is: 239,091.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,815.80 : 519,878.10 = 159,500.60 : x
  2. Step 2: Convert to fraction form
    346,815.80/519,878.10 = 159,500.60/x
  3. Step 3: Cross multiply
    346,815.80x = 519,878.10 × 159,500.60
  4. Step 4: Simplify right side
    346,815.80x = 82,920,868,876.86
  5. Step 5: Solve for x
    x = 82,920,868,876.86/346,815.80
  6. Step 6: Final answer
    x = 239,091.96

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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.