Home / 64,875.45-89,528.13-36,581.14

Finding the Fourth Proportional to 64,875.45, 89,528.13 and 36,581.14

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Solution

The fourth proportional to 64,875.45, 89,528.13 and 36,581.14 is: 50,481.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,875.45 : 89,528.13 = 36,581.14 : x
  2. Step 2: Convert to fraction form
    64,875.45/89,528.13 = 36,581.14/x
  3. Step 3: Cross multiply
    64,875.45x = 89,528.13 × 36,581.14
  4. Step 4: Simplify right side
    64,875.45x = 3,275,041,057.47
  5. Step 5: Solve for x
    x = 3,275,041,057.47/64,875.45
  6. Step 6: Final answer
    x = 50,481.98

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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.