Home / 98,982.48-136,596.24-53,661.12

Finding the Fourth Proportional to 98,982.48, 136,596.24 and 53,661.12

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Solution

The fourth proportional to 98,982.48, 136,596.24 and 53,661.12 is: 74,052.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,982.48 : 136,596.24 = 53,661.12 : x
  2. Step 2: Convert to fraction form
    98,982.48/136,596.24 = 53,661.12/x
  3. Step 3: Cross multiply
    98,982.48x = 136,596.24 × 53,661.12
  4. Step 4: Simplify right side
    98,982.48x = 7,329,907,226.19
  5. Step 5: Solve for x
    x = 7,329,907,226.19/98,982.48
  6. Step 6: Final answer
    x = 74,052.57

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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.