Home / 175,146.81-262,720.11-125,324.21

Finding the Fourth Proportional to 175,146.81, 262,720.11 and 125,324.21

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Solution

The fourth proportional to 175,146.81, 262,720.11 and 125,324.21 is: 187,986.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,146.81 : 262,720.11 = 125,324.21 : x
  2. Step 2: Convert to fraction form
    175,146.81/262,720.11 = 125,324.21/x
  3. Step 3: Cross multiply
    175,146.81x = 262,720.11 × 125,324.21
  4. Step 4: Simplify right side
    175,146.81x = 32,925,190,658.68
  5. Step 5: Solve for x
    x = 32,925,190,658.68/175,146.81
  6. Step 6: Final answer
    x = 187,986.25

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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.