Home / 203,599.04-281,000.40-112,984.11

Finding the Fourth Proportional to 203,599.04, 281,000.40 and 112,984.11

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Solution

The fourth proportional to 203,599.04, 281,000.40 and 112,984.11 is: 155,936.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,599.04 : 281,000.40 = 112,984.11 : x
  2. Step 2: Convert to fraction form
    203,599.04/281,000.40 = 112,984.11/x
  3. Step 3: Cross multiply
    203,599.04x = 281,000.40 × 112,984.11
  4. Step 4: Simplify right side
    203,599.04x = 31,748,580,103.64
  5. Step 5: Solve for x
    x = 31,748,580,103.64/203,599.04
  6. Step 6: Final answer
    x = 155,936.79

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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.