Home / 106,388.06-146,875.48-70,626.96

Finding the Fourth Proportional to 106,388.06, 146,875.48 and 70,626.96

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Solution

The fourth proportional to 106,388.06, 146,875.48 and 70,626.96 is: 97,505.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,388.06 : 146,875.48 = 70,626.96 : x
  2. Step 2: Convert to fraction form
    106,388.06/146,875.48 = 70,626.96/x
  3. Step 3: Cross multiply
    106,388.06x = 146,875.48 × 70,626.96
  4. Step 4: Simplify right side
    106,388.06x = 10,373,368,474.37
  5. Step 5: Solve for x
    x = 10,373,368,474.37/106,388.06
  6. Step 6: Final answer
    x = 97,505.01

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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.