Home / 97,779.56-146,669.33-51,021.50

Finding the Fourth Proportional to 97,779.56, 146,669.33 and 51,021.50

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Solution

The fourth proportional to 97,779.56, 146,669.33 and 51,021.50 is: 76,532.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,779.56 : 146,669.33 = 51,021.50 : x
  2. Step 2: Convert to fraction form
    97,779.56/146,669.33 = 51,021.50/x
  3. Step 3: Cross multiply
    97,779.56x = 146,669.33 × 51,021.50
  4. Step 4: Simplify right side
    97,779.56x = 7,483,288,614.80
  5. Step 5: Solve for x
    x = 7,483,288,614.80/97,779.56
  6. Step 6: Final answer
    x = 76,532.24

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Similar ratio
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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.