Home / 114,325.77-157,741.07-65,942.49

Finding the Fourth Proportional to 114,325.77, 157,741.07 and 65,942.49

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Solution

The fourth proportional to 114,325.77, 157,741.07 and 65,942.49 is: 90,984.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,325.77 : 157,741.07 = 65,942.49 : x
  2. Step 2: Convert to fraction form
    114,325.77/157,741.07 = 65,942.49/x
  3. Step 3: Cross multiply
    114,325.77x = 157,741.07 × 65,942.49
  4. Step 4: Simplify right side
    114,325.77x = 10,401,838,601.35
  5. Step 5: Solve for x
    x = 10,401,838,601.35/114,325.77
  6. Step 6: Final answer
    x = 90,984.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.