Home / 81,425.01-122,095.85-34,027.16

Finding the Fourth Proportional to 81,425.01, 122,095.85 and 34,027.16

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Solution

The fourth proportional to 81,425.01, 122,095.85 and 34,027.16 is: 51,023.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,425.01 : 122,095.85 = 34,027.16 : x
  2. Step 2: Convert to fraction form
    81,425.01/122,095.85 = 34,027.16/x
  3. Step 3: Cross multiply
    81,425.01x = 122,095.85 × 34,027.16
  4. Step 4: Simplify right side
    81,425.01x = 4,154,574,242.67
  5. Step 5: Solve for x
    x = 4,154,574,242.67/81,425.01
  6. Step 6: Final answer
    x = 51,023.32

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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.