Home / 194,507.04-268,416-109,622.40

Finding the Fourth Proportional to 194,507.04, 268,416 and 109,622.40

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Solution

The fourth proportional to 194,507.04, 268,416 and 109,622.40 is: 151,276.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,507.04 : 268,416 = 109,622.40 : x
  2. Step 2: Convert to fraction form
    194,507.04/268,416 = 109,622.40/x
  3. Step 3: Cross multiply
    194,507.04x = 268,416 × 109,622.40
  4. Step 4: Simplify right side
    194,507.04x = 29,424,406,118.40
  5. Step 5: Solve for x
    x = 29,424,406,118.40/194,507.04
  6. Step 6: Final answer
    x = 151,276.82

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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.