Home / 107,173.08-147,793.68-98,697.24

Finding the Fourth Proportional to 107,173.08, 147,793.68 and 98,697.24

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Solution

The fourth proportional to 107,173.08, 147,793.68 and 98,697.24 is: 136,105.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,173.08 : 147,793.68 = 98,697.24 : x
  2. Step 2: Convert to fraction form
    107,173.08/147,793.68 = 98,697.24/x
  3. Step 3: Cross multiply
    107,173.08x = 147,793.68 × 98,697.24
  4. Step 4: Simplify right side
    107,173.08x = 14,586,828,305.44
  5. Step 5: Solve for x
    x = 14,586,828,305.44/107,173.08
  6. Step 6: Final answer
    x = 136,105.34

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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.