Home / 195,720.50-270,094.38-106,296.50

Finding the Fourth Proportional to 195,720.50, 270,094.38 and 106,296.50

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Solution

The fourth proportional to 195,720.50, 270,094.38 and 106,296.50 is: 146,689.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,720.50 : 270,094.38 = 106,296.50 : x
  2. Step 2: Convert to fraction form
    195,720.50/270,094.38 = 106,296.50/x
  3. Step 3: Cross multiply
    195,720.50x = 270,094.38 × 106,296.50
  4. Step 4: Simplify right side
    195,720.50x = 28,710,087,263.67
  5. Step 5: Solve for x
    x = 28,710,087,263.67/195,720.50
  6. Step 6: Final answer
    x = 146,689.22

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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.