Home / 180,381.08-248,934.84-108,784.28

Finding the Fourth Proportional to 180,381.08, 248,934.84 and 108,784.28

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Solution

The fourth proportional to 180,381.08, 248,934.84 and 108,784.28 is: 150,127.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,381.08 : 248,934.84 = 108,784.28 : x
  2. Step 2: Convert to fraction form
    180,381.08/248,934.84 = 108,784.28/x
  3. Step 3: Cross multiply
    180,381.08x = 248,934.84 × 108,784.28
  4. Step 4: Simplify right side
    180,381.08x = 27,080,197,336.32
  5. Step 5: Solve for x
    x = 27,080,197,336.32/180,381.08
  6. Step 6: Final answer
    x = 150,127.70

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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.