Home / 108,477.30-162,606.60-49,355.40

Finding the Fourth Proportional to 108,477.30, 162,606.60 and 49,355.40

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Solution

The fourth proportional to 108,477.30, 162,606.60 and 49,355.40 is: 73,983.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,477.30 : 162,606.60 = 49,355.40 : x
  2. Step 2: Convert to fraction form
    108,477.30/162,606.60 = 49,355.40/x
  3. Step 3: Cross multiply
    108,477.30x = 162,606.60 × 49,355.40
  4. Step 4: Simplify right side
    108,477.30x = 8,025,513,785.64
  5. Step 5: Solve for x
    x = 8,025,513,785.64/108,477.30
  6. Step 6: Final answer
    x = 73,983.35

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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.