Home / 124,756.37-172,163.62-71,041.38

Finding the Fourth Proportional to 124,756.37, 172,163.62 and 71,041.38

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Solution

The fourth proportional to 124,756.37, 172,163.62 and 71,041.38 is: 98,037.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,756.37 : 172,163.62 = 71,041.38 : x
  2. Step 2: Convert to fraction form
    124,756.37/172,163.62 = 71,041.38/x
  3. Step 3: Cross multiply
    124,756.37x = 172,163.62 × 71,041.38
  4. Step 4: Simplify right side
    124,756.37x = 12,230,741,150.60
  5. Step 5: Solve for x
    x = 12,230,741,150.60/124,756.37
  6. Step 6: Final answer
    x = 98,037.01

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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.