Home / 155,684.47-233,345.25-71,453.54

Finding the Fourth Proportional to 155,684.47, 233,345.25 and 71,453.54

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Solution

The fourth proportional to 155,684.47, 233,345.25 and 71,453.54 is: 107,097.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,684.47 : 233,345.25 = 71,453.54 : x
  2. Step 2: Convert to fraction form
    155,684.47/233,345.25 = 71,453.54/x
  3. Step 3: Cross multiply
    155,684.47x = 233,345.25 × 71,453.54
  4. Step 4: Simplify right side
    155,684.47x = 16,673,344,154.69
  5. Step 5: Solve for x
    x = 16,673,344,154.69/155,684.47
  6. Step 6: Final answer
    x = 107,097.03

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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.