Home / 183,840.36-253,727.32-112,261.67

Finding the Fourth Proportional to 183,840.36, 253,727.32 and 112,261.67

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Solution

The fourth proportional to 183,840.36, 253,727.32 and 112,261.67 is: 154,937.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,840.36 : 253,727.32 = 112,261.67 : x
  2. Step 2: Convert to fraction form
    183,840.36/253,727.32 = 112,261.67/x
  3. Step 3: Cross multiply
    183,840.36x = 253,727.32 × 112,261.67
  4. Step 4: Simplify right side
    183,840.36x = 28,483,853,021.49
  5. Step 5: Solve for x
    x = 28,483,853,021.49/183,840.36
  6. Step 6: Final answer
    x = 154,937.97

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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.