Home / 161,421.60-241,556.40-102,285.60

Finding the Fourth Proportional to 161,421.60, 241,556.40 and 102,285.60

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Solution

The fourth proportional to 161,421.60, 241,556.40 and 102,285.60 is: 153,063.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,421.60 : 241,556.40 = 102,285.60 : x
  2. Step 2: Convert to fraction form
    161,421.60/241,556.40 = 102,285.60/x
  3. Step 3: Cross multiply
    161,421.60x = 241,556.40 × 102,285.60
  4. Step 4: Simplify right side
    161,421.60x = 24,707,741,307.84
  5. Step 5: Solve for x
    x = 24,707,741,307.84/161,421.60
  6. Step 6: Final answer
    x = 153,063.41

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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.