Home / 246,705.12-340,346.91-144,761.76

Finding the Fourth Proportional to 246,705.12, 340,346.91 and 144,761.76

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Solution

The fourth proportional to 246,705.12, 340,346.91 and 144,761.76 is: 199,708.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,705.12 : 340,346.91 = 144,761.76 : x
  2. Step 2: Convert to fraction form
    246,705.12/340,346.91 = 144,761.76/x
  3. Step 3: Cross multiply
    246,705.12x = 340,346.91 × 144,761.76
  4. Step 4: Simplify right side
    246,705.12x = 49,269,217,702.16
  5. Step 5: Solve for x
    x = 49,269,217,702.16/246,705.12
  6. Step 6: Final answer
    x = 199,708.94

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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.