Home / 86,446.62-119,294.07-48,720.06

Finding the Fourth Proportional to 86,446.62, 119,294.07 and 48,720.06

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Solution

The fourth proportional to 86,446.62, 119,294.07 and 48,720.06 is: 67,232.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,446.62 : 119,294.07 = 48,720.06 : x
  2. Step 2: Convert to fraction form
    86,446.62/119,294.07 = 48,720.06/x
  3. Step 3: Cross multiply
    86,446.62x = 119,294.07 × 48,720.06
  4. Step 4: Simplify right side
    86,446.62x = 5,812,014,248.04
  5. Step 5: Solve for x
    x = 5,812,014,248.04/86,446.62
  6. Step 6: Final answer
    x = 67,232.41

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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.