Home / 84,916.44-117,163.26-56,603.16

Finding the Fourth Proportional to 84,916.44, 117,163.26 and 56,603.16

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Solution

The fourth proportional to 84,916.44, 117,163.26 and 56,603.16 is: 78,098.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,916.44 : 117,163.26 = 56,603.16 : x
  2. Step 2: Convert to fraction form
    84,916.44/117,163.26 = 56,603.16/x
  3. Step 3: Cross multiply
    84,916.44x = 117,163.26 × 56,603.16
  4. Step 4: Simplify right side
    84,916.44x = 6,631,810,751.90
  5. Step 5: Solve for x
    x = 6,631,810,751.90/84,916.44
  6. Step 6: Final answer
    x = 78,098.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.