Home / 190,568.08-263,068.36-133,432

Finding the Fourth Proportional to 190,568.08, 263,068.36 and 133,432

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Solution

The fourth proportional to 190,568.08, 263,068.36 and 133,432 is: 184,195.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,568.08 : 263,068.36 = 133,432 : x
  2. Step 2: Convert to fraction form
    190,568.08/263,068.36 = 133,432/x
  3. Step 3: Cross multiply
    190,568.08x = 263,068.36 × 133,432
  4. Step 4: Simplify right side
    190,568.08x = 35,101,737,411.52
  5. Step 5: Solve for x
    x = 35,101,737,411.52/190,568.08
  6. Step 6: Final answer
    x = 184,195.26

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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.