Home / 194,307.57-291,461.36-111,143.25

Finding the Fourth Proportional to 194,307.57, 291,461.36 and 111,143.25

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Solution

The fourth proportional to 194,307.57, 291,461.36 and 111,143.25 is: 166,714.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,307.57 : 291,461.36 = 111,143.25 : x
  2. Step 2: Convert to fraction form
    194,307.57/291,461.36 = 111,143.25/x
  3. Step 3: Cross multiply
    194,307.57x = 291,461.36 × 111,143.25
  4. Step 4: Simplify right side
    194,307.57x = 32,393,962,244.10
  5. Step 5: Solve for x
    x = 32,393,962,244.10/194,307.57
  6. Step 6: Final answer
    x = 166,714.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.