Home / 86,763.33-119,732.55-48,522.45

Finding the Fourth Proportional to 86,763.33, 119,732.55 and 48,522.45

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Solution

The fourth proportional to 86,763.33, 119,732.55 and 48,522.45 is: 66,960.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,763.33 : 119,732.55 = 48,522.45 : x
  2. Step 2: Convert to fraction form
    86,763.33/119,732.55 = 48,522.45/x
  3. Step 3: Cross multiply
    86,763.33x = 119,732.55 × 48,522.45
  4. Step 4: Simplify right side
    86,763.33x = 5,809,716,670.75
  5. Step 5: Solve for x
    x = 5,809,716,670.75/86,763.33
  6. Step 6: Final answer
    x = 66,960.51

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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.