Home / 238,093.13-328,558.17-130,664.96

Finding the Fourth Proportional to 238,093.13, 328,558.17 and 130,664.96

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Solution

The fourth proportional to 238,093.13, 328,558.17 and 130,664.96 is: 180,311.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,093.13 : 328,558.17 = 130,664.96 : x
  2. Step 2: Convert to fraction form
    238,093.13/328,558.17 = 130,664.96/x
  3. Step 3: Cross multiply
    238,093.13x = 328,558.17 × 130,664.96
  4. Step 4: Simplify right side
    238,093.13x = 42,931,038,497.93
  5. Step 5: Solve for x
    x = 42,931,038,497.93/238,093.13
  6. Step 6: Final answer
    x = 180,311.96

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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.