Home / 84,530.56-116,621.76-50,984.32

Finding the Fourth Proportional to 84,530.56, 116,621.76 and 50,984.32

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Solution

The fourth proportional to 84,530.56, 116,621.76 and 50,984.32 is: 70,340.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,530.56 : 116,621.76 = 50,984.32 : x
  2. Step 2: Convert to fraction form
    84,530.56/116,621.76 = 50,984.32/x
  3. Step 3: Cross multiply
    84,530.56x = 116,621.76 × 50,984.32
  4. Step 4: Simplify right side
    84,530.56x = 5,945,881,130.80
  5. Step 5: Solve for x
    x = 5,945,881,130.80/84,530.56
  6. Step 6: Final answer
    x = 70,340.02

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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.