Home / 163,799.24-245,700.23-45,479.81

Finding the Fourth Proportional to 163,799.24, 245,700.23 and 45,479.81

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Solution

The fourth proportional to 163,799.24, 245,700.23 and 45,479.81 is: 68,220.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,799.24 : 245,700.23 = 45,479.81 : x
  2. Step 2: Convert to fraction form
    163,799.24/245,700.23 = 45,479.81/x
  3. Step 3: Cross multiply
    163,799.24x = 245,700.23 × 45,479.81
  4. Step 4: Simplify right side
    163,799.24x = 11,174,398,321.46
  5. Step 5: Solve for x
    x = 11,174,398,321.46/163,799.24
  6. Step 6: Final answer
    x = 68,220.09

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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.