Home / 79,426.98-119,134.80-46,126.26

Finding the Fourth Proportional to 79,426.98, 119,134.80 and 46,126.26

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Solution

The fourth proportional to 79,426.98, 119,134.80 and 46,126.26 is: 69,186.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,426.98 : 119,134.80 = 46,126.26 : x
  2. Step 2: Convert to fraction form
    79,426.98/119,134.80 = 46,126.26/x
  3. Step 3: Cross multiply
    79,426.98x = 119,134.80 × 46,126.26
  4. Step 4: Simplify right side
    79,426.98x = 5,495,242,759.85
  5. Step 5: Solve for x
    x = 5,495,242,759.85/79,426.98
  6. Step 6: Final answer
    x = 69,186.10

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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.