Home / 98,999.37-148,387.50-49,115.22

Finding the Fourth Proportional to 98,999.37, 148,387.50 and 49,115.22

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Solution

The fourth proportional to 98,999.37, 148,387.50 and 49,115.22 is: 73,617.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,999.37 : 148,387.50 = 49,115.22 : x
  2. Step 2: Convert to fraction form
    98,999.37/148,387.50 = 49,115.22/x
  3. Step 3: Cross multiply
    98,999.37x = 148,387.50 × 49,115.22
  4. Step 4: Simplify right side
    98,999.37x = 7,288,084,707.75
  5. Step 5: Solve for x
    x = 7,288,084,707.75/98,999.37
  6. Step 6: Final answer
    x = 73,617.49

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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.