Home / 115,527.76-173,291.64-48,966.40

Finding the Fourth Proportional to 115,527.76, 173,291.64 and 48,966.40

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Solution

The fourth proportional to 115,527.76, 173,291.64 and 48,966.40 is: 73,449.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,527.76 : 173,291.64 = 48,966.40 : x
  2. Step 2: Convert to fraction form
    115,527.76/173,291.64 = 48,966.40/x
  3. Step 3: Cross multiply
    115,527.76x = 173,291.64 × 48,966.40
  4. Step 4: Simplify right side
    115,527.76x = 8,485,467,760.90
  5. Step 5: Solve for x
    x = 8,485,467,760.90/115,527.76
  6. Step 6: Final answer
    x = 73,449.60

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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.