Home / 84,533.76-116,656.74-45,772.02

Finding the Fourth Proportional to 84,533.76, 116,656.74 and 45,772.02

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Solution

The fourth proportional to 84,533.76, 116,656.74 and 45,772.02 is: 63,165.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,533.76 : 116,656.74 = 45,772.02 : x
  2. Step 2: Convert to fraction form
    84,533.76/116,656.74 = 45,772.02/x
  3. Step 3: Cross multiply
    84,533.76x = 116,656.74 × 45,772.02
  4. Step 4: Simplify right side
    84,533.76x = 5,339,614,636.41
  5. Step 5: Solve for x
    x = 5,339,614,636.41/84,533.76
  6. Step 6: Final answer
    x = 63,165.47

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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.