Home / 115,405.32-173,106.18-59,213.00

Finding the Fourth Proportional to 115,405.32, 173,106.18 and 59,213.00

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Solution

The fourth proportional to 115,405.32, 173,106.18 and 59,213.00 is: 88,818.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,405.32 : 173,106.18 = 59,213.00 : x
  2. Step 2: Convert to fraction form
    115,405.32/173,106.18 = 59,213.00/x
  3. Step 3: Cross multiply
    115,405.32x = 173,106.18 × 59,213.00
  4. Step 4: Simplify right side
    115,405.32x = 10,250,135,370.81
  5. Step 5: Solve for x
    x = 10,250,135,370.81/115,405.32
  6. Step 6: Final answer
    x = 88,818.57

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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.