Home / 46,429.80-69,645.10-13,150.60

Finding the Fourth Proportional to 46,429.80, 69,645.10 and 13,150.60

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Solution

The fourth proportional to 46,429.80, 69,645.10 and 13,150.60 is: 19,726.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,429.80 : 69,645.10 = 13,150.60 : x
  2. Step 2: Convert to fraction form
    46,429.80/69,645.10 = 13,150.60/x
  3. Step 3: Cross multiply
    46,429.80x = 69,645.10 × 13,150.60
  4. Step 4: Simplify right side
    46,429.80x = 915,874,852.06
  5. Step 5: Solve for x
    x = 915,874,852.06/46,429.80
  6. Step 6: Final answer
    x = 19,726.01

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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.