Home / 115,364.61-173,124.14-40,485.11

Finding the Fourth Proportional to 115,364.61, 173,124.14 and 40,485.11

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Solution

The fourth proportional to 115,364.61, 173,124.14 and 40,485.11 is: 60,754.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,364.61 : 173,124.14 = 40,485.11 : x
  2. Step 2: Convert to fraction form
    115,364.61/173,124.14 = 40,485.11/x
  3. Step 3: Cross multiply
    115,364.61x = 173,124.14 × 40,485.11
  4. Step 4: Simplify right side
    115,364.61x = 7,008,948,783.51
  5. Step 5: Solve for x
    x = 7,008,948,783.51/115,364.61
  6. Step 6: Final answer
    x = 60,754.76

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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.