Home / 231,113.10-346,669.65-199,620.30

Finding the Fourth Proportional to 231,113.10, 346,669.65 and 199,620.30

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Solution

The fourth proportional to 231,113.10, 346,669.65 and 199,620.30 is: 299,430.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,113.10 : 346,669.65 = 199,620.30 : x
  2. Step 2: Convert to fraction form
    231,113.10/346,669.65 = 199,620.30/x
  3. Step 3: Cross multiply
    231,113.10x = 346,669.65 × 199,620.30
  4. Step 4: Simplify right side
    231,113.10x = 69,202,299,533.90
  5. Step 5: Solve for x
    x = 69,202,299,533.90/231,113.10
  6. Step 6: Final answer
    x = 299,430.45

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1.5x scale

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.