Home / 86,895.31-119,924.10-52,905.67

Finding the Fourth Proportional to 86,895.31, 119,924.10 and 52,905.67

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Solution

The fourth proportional to 86,895.31, 119,924.10 and 52,905.67 is: 73,015.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,895.31 : 119,924.10 = 52,905.67 : x
  2. Step 2: Convert to fraction form
    86,895.31/119,924.10 = 52,905.67/x
  3. Step 3: Cross multiply
    86,895.31x = 119,924.10 × 52,905.67
  4. Step 4: Simplify right side
    86,895.31x = 6,344,664,859.65
  5. Step 5: Solve for x
    x = 6,344,664,859.65/86,895.31
  6. Step 6: Final answer
    x = 73,015.04

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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.