Home / 161,302.03-222,590.98-88,704.31

Finding the Fourth Proportional to 161,302.03, 222,590.98 and 88,704.31

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Solution

The fourth proportional to 161,302.03, 222,590.98 and 88,704.31 is: 122,408.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,302.03 : 222,590.98 = 88,704.31 : x
  2. Step 2: Convert to fraction form
    161,302.03/222,590.98 = 88,704.31/x
  3. Step 3: Cross multiply
    161,302.03x = 222,590.98 × 88,704.31
  4. Step 4: Simplify right side
    161,302.03x = 19,744,779,293.12
  5. Step 5: Solve for x
    x = 19,744,779,293.12/161,302.03
  6. Step 6: Final answer
    x = 122,408.75

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1.5x scale

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.