Home / 64,723.77-89,272.79-43,202.67

Finding the Fourth Proportional to 64,723.77, 89,272.79 and 43,202.67

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Solution

The fourth proportional to 64,723.77, 89,272.79 and 43,202.67 is: 59,588.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,723.77 : 89,272.79 = 43,202.67 : x
  2. Step 2: Convert to fraction form
    64,723.77/89,272.79 = 43,202.67/x
  3. Step 3: Cross multiply
    64,723.77x = 89,272.79 × 43,202.67
  4. Step 4: Simplify right side
    64,723.77x = 3,856,822,547.99
  5. Step 5: Solve for x
    x = 3,856,822,547.99/64,723.77
  6. Step 6: Final answer
    x = 59,588.96

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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.