Home / 155,544.45-233,216.23-85,404.93

Finding the Fourth Proportional to 155,544.45, 233,216.23 and 85,404.93

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Solution

The fourth proportional to 155,544.45, 233,216.23 and 85,404.93 is: 128,052.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,544.45 : 233,216.23 = 85,404.93 : x
  2. Step 2: Convert to fraction form
    155,544.45/233,216.23 = 85,404.93/x
  3. Step 3: Cross multiply
    155,544.45x = 233,216.23 × 85,404.93
  4. Step 4: Simplify right side
    155,544.45x = 19,917,815,798.01
  5. Step 5: Solve for x
    x = 19,917,815,798.01/155,544.45
  6. Step 6: Final answer
    x = 128,052.24

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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.