Home / 106,127.62-146,516.58-70,365.98

Finding the Fourth Proportional to 106,127.62, 146,516.58 and 70,365.98

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Solution

The fourth proportional to 106,127.62, 146,516.58 and 70,365.98 is: 97,145.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,127.62 : 146,516.58 = 70,365.98 : x
  2. Step 2: Convert to fraction form
    106,127.62/146,516.58 = 70,365.98/x
  3. Step 3: Cross multiply
    106,127.62x = 146,516.58 × 70,365.98
  4. Step 4: Simplify right side
    106,127.62x = 10,309,783,104.24
  5. Step 5: Solve for x
    x = 10,309,783,104.24/106,127.62
  6. Step 6: Final answer
    x = 97,145.15

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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.