Home / 147,508.90-221,263.55-63,214.43

Finding the Fourth Proportional to 147,508.90, 221,263.55 and 63,214.43

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Solution

The fourth proportional to 147,508.90, 221,263.55 and 63,214.43 is: 94,821.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,508.90 : 221,263.55 = 63,214.43 : x
  2. Step 2: Convert to fraction form
    147,508.90/221,263.55 = 63,214.43/x
  3. Step 3: Cross multiply
    147,508.90x = 221,263.55 × 63,214.43
  4. Step 4: Simplify right side
    147,508.90x = 13,987,048,007.69
  5. Step 5: Solve for x
    x = 13,987,048,007.69/147,508.90
  6. Step 6: Final answer
    x = 94,821.72

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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.