Home / 73,661.23-101,652.48-40,127.23

Finding the Fourth Proportional to 73,661.23, 101,652.48 and 40,127.23

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Solution

The fourth proportional to 73,661.23, 101,652.48 and 40,127.23 is: 55,375.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,661.23 : 101,652.48 = 40,127.23 : x
  2. Step 2: Convert to fraction form
    73,661.23/101,652.48 = 40,127.23/x
  3. Step 3: Cross multiply
    73,661.23x = 101,652.48 × 40,127.23
  4. Step 4: Simplify right side
    73,661.23x = 4,079,032,445.03
  5. Step 5: Solve for x
    x = 4,079,032,445.03/73,661.23
  6. Step 6: Final answer
    x = 55,375.57

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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.