Home / 63,244.49-87,289.64-40,612.07

Finding the Fourth Proportional to 63,244.49, 87,289.64 and 40,612.07

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Solution

The fourth proportional to 63,244.49, 87,289.64 and 40,612.07 is: 56,052.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,244.49 : 87,289.64 = 40,612.07 : x
  2. Step 2: Convert to fraction form
    63,244.49/87,289.64 = 40,612.07/x
  3. Step 3: Cross multiply
    63,244.49x = 87,289.64 × 40,612.07
  4. Step 4: Simplify right side
    63,244.49x = 3,545,012,330.45
  5. Step 5: Solve for x
    x = 3,545,012,330.45/63,244.49
  6. Step 6: Final answer
    x = 56,052.51

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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.