Home / 124,353.30-186,133.05-98,109.30

Finding the Fourth Proportional to 124,353.30, 186,133.05 and 98,109.30

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Solution

The fourth proportional to 124,353.30, 186,133.05 and 98,109.30 is: 146,850.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,353.30 : 186,133.05 = 98,109.30 : x
  2. Step 2: Convert to fraction form
    124,353.30/186,133.05 = 98,109.30/x
  3. Step 3: Cross multiply
    124,353.30x = 186,133.05 × 98,109.30
  4. Step 4: Simplify right side
    124,353.30x = 18,261,383,242.37
  5. Step 5: Solve for x
    x = 18,261,383,242.37/124,353.30
  6. Step 6: Final answer
    x = 146,850.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.