Home / 194,615.10-291,461.85-131,946.30

Finding the Fourth Proportional to 194,615.10, 291,461.85 and 131,946.30

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Solution

The fourth proportional to 194,615.10, 291,461.85 and 131,946.30 is: 197,607.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,615.10 : 291,461.85 = 131,946.30 : x
  2. Step 2: Convert to fraction form
    194,615.10/291,461.85 = 131,946.30/x
  3. Step 3: Cross multiply
    194,615.10x = 291,461.85 × 131,946.30
  4. Step 4: Simplify right side
    194,615.10x = 38,457,312,698.66
  5. Step 5: Solve for x
    x = 38,457,312,698.66/194,615.10
  6. Step 6: Final answer
    x = 197,607.03

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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.