Home / 53,384.46-73,677.87-30,722.99

Finding the Fourth Proportional to 53,384.46, 73,677.87 and 30,722.99

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Solution

The fourth proportional to 53,384.46, 73,677.87 and 30,722.99 is: 42,401.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,384.46 : 73,677.87 = 30,722.99 : x
  2. Step 2: Convert to fraction form
    53,384.46/73,677.87 = 30,722.99/x
  3. Step 3: Cross multiply
    53,384.46x = 73,677.87 × 30,722.99
  4. Step 4: Simplify right side
    53,384.46x = 2,263,604,094.84
  5. Step 5: Solve for x
    x = 2,263,604,094.84/53,384.46
  6. Step 6: Final answer
    x = 42,401.93

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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.