Home / 147,476.04-203,516.46-80,408.04

Finding the Fourth Proportional to 147,476.04, 203,516.46 and 80,408.04

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Solution

The fourth proportional to 147,476.04, 203,516.46 and 80,408.04 is: 110,962.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,476.04 : 203,516.46 = 80,408.04 : x
  2. Step 2: Convert to fraction form
    147,476.04/203,516.46 = 80,408.04/x
  3. Step 3: Cross multiply
    147,476.04x = 203,516.46 × 80,408.04
  4. Step 4: Simplify right side
    147,476.04x = 16,364,359,656.34
  5. Step 5: Solve for x
    x = 16,364,359,656.34/147,476.04
  6. Step 6: Final answer
    x = 110,962.84

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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.