Home / 164,520.72-227,038.14-92,899.32

Finding the Fourth Proportional to 164,520.72, 227,038.14 and 92,899.32

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Solution

The fourth proportional to 164,520.72, 227,038.14 and 92,899.32 is: 128,200.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,520.72 : 227,038.14 = 92,899.32 : x
  2. Step 2: Convert to fraction form
    164,520.72/227,038.14 = 92,899.32/x
  3. Step 3: Cross multiply
    164,520.72x = 227,038.14 × 92,899.32
  4. Step 4: Simplify right side
    164,520.72x = 21,091,688,820.06
  5. Step 5: Solve for x
    x = 21,091,688,820.06/164,520.72
  6. Step 6: Final answer
    x = 128,200.81

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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.