Home / 98,624.96-136,105.92-56,190.08

Finding the Fourth Proportional to 98,624.96, 136,105.92 and 56,190.08

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Solution

The fourth proportional to 98,624.96, 136,105.92 and 56,190.08 is: 77,544.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,624.96 : 136,105.92 = 56,190.08 : x
  2. Step 2: Convert to fraction form
    98,624.96/136,105.92 = 56,190.08/x
  3. Step 3: Cross multiply
    98,624.96x = 136,105.92 × 56,190.08
  4. Step 4: Simplify right side
    98,624.96x = 7,647,802,533.27
  5. Step 5: Solve for x
    x = 7,647,802,533.27/98,624.96
  6. Step 6: Final answer
    x = 77,544.29

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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.