Home / 107,437.68-160,992.36-45,074.16

Finding the Fourth Proportional to 107,437.68, 160,992.36 and 45,074.16

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Solution

The fourth proportional to 107,437.68, 160,992.36 and 45,074.16 is: 67,542.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,437.68 : 160,992.36 = 45,074.16 : x
  2. Step 2: Convert to fraction form
    107,437.68/160,992.36 = 45,074.16/x
  3. Step 3: Cross multiply
    107,437.68x = 160,992.36 × 45,074.16
  4. Step 4: Simplify right side
    107,437.68x = 7,256,595,393.42
  5. Step 5: Solve for x
    x = 7,256,595,393.42/107,437.68
  6. Step 6: Final answer
    x = 67,542.37

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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.