Home / 145,233.41-200,403.52-84,760.22

Finding the Fourth Proportional to 145,233.41, 200,403.52 and 84,760.22

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Solution

The fourth proportional to 145,233.41, 200,403.52 and 84,760.22 is: 116,958.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,233.41 : 200,403.52 = 84,760.22 : x
  2. Step 2: Convert to fraction form
    145,233.41/200,403.52 = 84,760.22/x
  3. Step 3: Cross multiply
    145,233.41x = 200,403.52 × 84,760.22
  4. Step 4: Simplify right side
    145,233.41x = 16,986,246,733.08
  5. Step 5: Solve for x
    x = 16,986,246,733.08/145,233.41
  6. Step 6: Final answer
    x = 116,958.26

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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.