Home / 79,436.08-118,971.87-46,073.40

Finding the Fourth Proportional to 79,436.08, 118,971.87 and 46,073.40

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Solution

The fourth proportional to 79,436.08, 118,971.87 and 46,073.40 is: 69,004.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,436.08 : 118,971.87 = 46,073.40 : x
  2. Step 2: Convert to fraction form
    79,436.08/118,971.87 = 46,073.40/x
  3. Step 3: Cross multiply
    79,436.08x = 118,971.87 × 46,073.40
  4. Step 4: Simplify right side
    79,436.08x = 5,481,438,555.26
  5. Step 5: Solve for x
    x = 5,481,438,555.26/79,436.08
  6. Step 6: Final answer
    x = 69,004.39

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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.