Home / 115,655.04-173,364.39-65,629.50

Finding the Fourth Proportional to 115,655.04, 173,364.39 and 65,629.50

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Solution

The fourth proportional to 115,655.04, 173,364.39 and 65,629.50 is: 98,377.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,655.04 : 173,364.39 = 65,629.50 : x
  2. Step 2: Convert to fraction form
    115,655.04/173,364.39 = 65,629.50/x
  3. Step 3: Cross multiply
    115,655.04x = 173,364.39 × 65,629.50
  4. Step 4: Simplify right side
    115,655.04x = 11,377,818,233.51
  5. Step 5: Solve for x
    x = 11,377,818,233.51/115,655.04
  6. Step 6: Final answer
    x = 98,377.19

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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.