Home / 115,998.66-173,955.29-40,077.86

Finding the Fourth Proportional to 115,998.66, 173,955.29 and 40,077.86

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Solution

The fourth proportional to 115,998.66, 173,955.29 and 40,077.86 is: 60,102.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,998.66 : 173,955.29 = 40,077.86 : x
  2. Step 2: Convert to fraction form
    115,998.66/173,955.29 = 40,077.86/x
  3. Step 3: Cross multiply
    115,998.66x = 173,955.29 × 40,077.86
  4. Step 4: Simplify right side
    115,998.66x = 6,971,754,688.71
  5. Step 5: Solve for x
    x = 6,971,754,688.71/115,998.66
  6. Step 6: Final answer
    x = 60,102.03

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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.