Home / 183,764.64-253,622.96-112,186.40

Finding the Fourth Proportional to 183,764.64, 253,622.96 and 112,186.40

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Solution

The fourth proportional to 183,764.64, 253,622.96 and 112,186.40 is: 154,834.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,764.64 : 253,622.96 = 112,186.40 : x
  2. Step 2: Convert to fraction form
    183,764.64/253,622.96 = 112,186.40/x
  3. Step 3: Cross multiply
    183,764.64x = 253,622.96 × 112,186.40
  4. Step 4: Simplify right side
    183,764.64x = 28,453,046,839.74
  5. Step 5: Solve for x
    x = 28,453,046,839.74/183,764.64
  6. Step 6: Final answer
    x = 154,834.18

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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.