Home / 98,872.37-136,444.01-53,550.44

Finding the Fourth Proportional to 98,872.37, 136,444.01 and 53,550.44

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Solution

The fourth proportional to 98,872.37, 136,444.01 and 53,550.44 is: 73,899.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,872.37 : 136,444.01 = 53,550.44 : x
  2. Step 2: Convert to fraction form
    98,872.37/136,444.01 = 53,550.44/x
  3. Step 3: Cross multiply
    98,872.37x = 136,444.01 × 53,550.44
  4. Step 4: Simplify right side
    98,872.37x = 7,306,635,820.89
  5. Step 5: Solve for x
    x = 7,306,635,820.89/98,872.37
  6. Step 6: Final answer
    x = 73,899.68

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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.