Home / 246,709.12-340,352.43-144,765.76

Finding the Fourth Proportional to 246,709.12, 340,352.43 and 144,765.76

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Solution

The fourth proportional to 246,709.12, 340,352.43 and 144,765.76 is: 199,714.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,709.12 : 340,352.43 = 144,765.76 : x
  2. Step 2: Convert to fraction form
    246,709.12/340,352.43 = 144,765.76/x
  3. Step 3: Cross multiply
    246,709.12x = 340,352.43 × 144,765.76
  4. Step 4: Simplify right side
    246,709.12x = 49,271,378,196.80
  5. Step 5: Solve for x
    x = 49,271,378,196.80/246,709.12
  6. Step 6: Final answer
    x = 199,714.46

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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.