Home / 250,518.80-345,849-170,374.16

Finding the Fourth Proportional to 250,518.80, 345,849 and 170,374.16

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Solution

The fourth proportional to 250,518.80, 345,849 and 170,374.16 is: 235,206.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,518.80 : 345,849 = 170,374.16 : x
  2. Step 2: Convert to fraction form
    250,518.80/345,849 = 170,374.16/x
  3. Step 3: Cross multiply
    250,518.80x = 345,849 × 170,374.16
  4. Step 4: Simplify right side
    250,518.80x = 58,923,732,861.84
  5. Step 5: Solve for x
    x = 58,923,732,861.84/250,518.80
  6. Step 6: Final answer
    x = 235,206.83

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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.