Home / 86,929.06-119,956.30-48,164.30

Finding the Fourth Proportional to 86,929.06, 119,956.30 and 48,164.30

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Solution

The fourth proportional to 86,929.06, 119,956.30 and 48,164.30 is: 66,463.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,929.06 : 119,956.30 = 48,164.30 : x
  2. Step 2: Convert to fraction form
    86,929.06/119,956.30 = 48,164.30/x
  3. Step 3: Cross multiply
    86,929.06x = 119,956.30 × 48,164.30
  4. Step 4: Simplify right side
    86,929.06x = 5,777,610,620.31
  5. Step 5: Solve for x
    x = 5,777,610,620.31/86,929.06
  6. Step 6: Final answer
    x = 66,463.51

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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.