Home / 46,606.16-69,897.49-13,326.40

Finding the Fourth Proportional to 46,606.16, 69,897.49 and 13,326.40

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Solution

The fourth proportional to 46,606.16, 69,897.49 and 13,326.40 is: 19,986.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,606.16 : 69,897.49 = 13,326.40 : x
  2. Step 2: Convert to fraction form
    46,606.16/69,897.49 = 13,326.40/x
  3. Step 3: Cross multiply
    46,606.16x = 69,897.49 × 13,326.40
  4. Step 4: Simplify right side
    46,606.16x = 931,481,910.74
  5. Step 5: Solve for x
    x = 931,481,910.74/46,606.16
  6. Step 6: Final answer
    x = 19,986.24

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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.