Home / 124,507.29-171,819.84-67,918.67

Finding the Fourth Proportional to 124,507.29, 171,819.84 and 67,918.67

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Solution

The fourth proportional to 124,507.29, 171,819.84 and 67,918.67 is: 93,727.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,507.29 : 171,819.84 = 67,918.67 : x
  2. Step 2: Convert to fraction form
    124,507.29/171,819.84 = 67,918.67/x
  3. Step 3: Cross multiply
    124,507.29x = 171,819.84 × 67,918.67
  4. Step 4: Simplify right side
    124,507.29x = 11,669,774,153.31
  5. Step 5: Solve for x
    x = 11,669,774,153.31/124,507.29
  6. Step 6: Final answer
    x = 93,727.64

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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.