Home / 172,289.28-258,430.68-93,902.34

Finding the Fourth Proportional to 172,289.28, 258,430.68 and 93,902.34

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Solution

The fourth proportional to 172,289.28, 258,430.68 and 93,902.34 is: 140,851.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,289.28 : 258,430.68 = 93,902.34 : x
  2. Step 2: Convert to fraction form
    172,289.28/258,430.68 = 93,902.34/x
  3. Step 3: Cross multiply
    172,289.28x = 258,430.68 × 93,902.34
  4. Step 4: Simplify right side
    172,289.28x = 24,267,245,579.79
  5. Step 5: Solve for x
    x = 24,267,245,579.79/172,289.28
  6. Step 6: Final answer
    x = 140,851.74

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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.