Home / 124,397.22-171,661.68-70,674.78

Finding the Fourth Proportional to 124,397.22, 171,661.68 and 70,674.78

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Solution

The fourth proportional to 124,397.22, 171,661.68 and 70,674.78 is: 97,527.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,397.22 : 171,661.68 = 70,674.78 : x
  2. Step 2: Convert to fraction form
    124,397.22/171,661.68 = 70,674.78/x
  3. Step 3: Cross multiply
    124,397.22x = 171,661.68 × 70,674.78
  4. Step 4: Simplify right side
    124,397.22x = 12,132,151,468.43
  5. Step 5: Solve for x
    x = 12,132,151,468.43/124,397.22
  6. Step 6: Final answer
    x = 97,527.51

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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.