Home / 70,158.75-105,172.52-25,773.59

Finding the Fourth Proportional to 70,158.75, 105,172.52 and 25,773.59

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Solution

The fourth proportional to 70,158.75, 105,172.52 and 25,773.59 is: 38,636.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,158.75 : 105,172.52 = 25,773.59 : x
  2. Step 2: Convert to fraction form
    70,158.75/105,172.52 = 25,773.59/x
  3. Step 3: Cross multiply
    70,158.75x = 105,172.52 × 25,773.59
  4. Step 4: Simplify right side
    70,158.75x = 2,710,672,755.02
  5. Step 5: Solve for x
    x = 2,710,672,755.02/70,158.75
  6. Step 6: Final answer
    x = 38,636.27

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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.