Home / 163,859.24-245,802.21-45,530.60

Finding the Fourth Proportional to 163,859.24, 245,802.21 and 45,530.60

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Solution

The fourth proportional to 163,859.24, 245,802.21 and 45,530.60 is: 68,299.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,859.24 : 245,802.21 = 45,530.60 : x
  2. Step 2: Convert to fraction form
    163,859.24/245,802.21 = 45,530.60/x
  3. Step 3: Cross multiply
    163,859.24x = 245,802.21 × 45,530.60
  4. Step 4: Simplify right side
    163,859.24x = 11,191,520,873.62
  5. Step 5: Solve for x
    x = 11,191,520,873.62/163,859.24
  6. Step 6: Final answer
    x = 68,299.60

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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.