Home / 147,756.24-221,634.36-36,948.24

Finding the Fourth Proportional to 147,756.24, 221,634.36 and 36,948.24

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Solution

The fourth proportional to 147,756.24, 221,634.36 and 36,948.24 is: 55,422.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,756.24 : 221,634.36 = 36,948.24 : x
  2. Step 2: Convert to fraction form
    147,756.24/221,634.36 = 36,948.24/x
  3. Step 3: Cross multiply
    147,756.24x = 221,634.36 × 36,948.24
  4. Step 4: Simplify right side
    147,756.24x = 8,188,999,525.53
  5. Step 5: Solve for x
    x = 8,188,999,525.53/147,756.24
  6. Step 6: Final answer
    x = 55,422.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.