Home / 223,284.04-308,114.10-127,768.84

Finding the Fourth Proportional to 223,284.04, 308,114.10 and 127,768.84

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Solution

The fourth proportional to 223,284.04, 308,114.10 and 127,768.84 is: 176,310.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,284.04 : 308,114.10 = 127,768.84 : x
  2. Step 2: Convert to fraction form
    223,284.04/308,114.10 = 127,768.84/x
  3. Step 3: Cross multiply
    223,284.04x = 308,114.10 × 127,768.84
  4. Step 4: Simplify right side
    223,284.04x = 39,367,381,144.64
  5. Step 5: Solve for x
    x = 39,367,381,144.64/223,284.04
  6. Step 6: Final answer
    x = 176,310.77

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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.