Home / 246,425.23-340,070.73-138,997.40

Finding the Fourth Proportional to 246,425.23, 340,070.73 and 138,997.40

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Solution

The fourth proportional to 246,425.23, 340,070.73 and 138,997.40 is: 191,818.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,425.23 : 340,070.73 = 138,997.40 : x
  2. Step 2: Convert to fraction form
    246,425.23/340,070.73 = 138,997.40/x
  3. Step 3: Cross multiply
    246,425.23x = 340,070.73 × 138,997.40
  4. Step 4: Simplify right side
    246,425.23x = 47,268,947,193.75
  5. Step 5: Solve for x
    x = 47,268,947,193.75/246,425.23
  6. Step 6: Final answer
    x = 191,818.62

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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.