Home / 77,199.18-106,510.59-43,202.27

Finding the Fourth Proportional to 77,199.18, 106,510.59 and 43,202.27

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Solution

The fourth proportional to 77,199.18, 106,510.59 and 43,202.27 is: 59,605.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,199.18 : 106,510.59 = 43,202.27 : x
  2. Step 2: Convert to fraction form
    77,199.18/106,510.59 = 43,202.27/x
  3. Step 3: Cross multiply
    77,199.18x = 106,510.59 × 43,202.27
  4. Step 4: Simplify right side
    77,199.18x = 4,601,498,842.49
  5. Step 5: Solve for x
    x = 4,601,498,842.49/77,199.18
  6. Step 6: Final answer
    x = 59,605.54

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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.