Home / 97,853.10-146,779.65-82,301.10

Finding the Fourth Proportional to 97,853.10, 146,779.65 and 82,301.10

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Solution

The fourth proportional to 97,853.10, 146,779.65 and 82,301.10 is: 123,451.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,853.10 : 146,779.65 = 82,301.10 : x
  2. Step 2: Convert to fraction form
    97,853.10/146,779.65 = 82,301.10/x
  3. Step 3: Cross multiply
    97,853.10x = 146,779.65 × 82,301.10
  4. Step 4: Simplify right side
    97,853.10x = 12,080,126,652.62
  5. Step 5: Solve for x
    x = 12,080,126,652.62/97,853.10
  6. Step 6: Final answer
    x = 123,451.65

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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.