Home / 178,810.12-246,976.25-133,688.46

Finding the Fourth Proportional to 178,810.12, 246,976.25 and 133,688.46

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Solution

The fourth proportional to 178,810.12, 246,976.25 and 133,688.46 is: 184,653.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,810.12 : 246,976.25 = 133,688.46 : x
  2. Step 2: Convert to fraction form
    178,810.12/246,976.25 = 133,688.46/x
  3. Step 3: Cross multiply
    178,810.12x = 246,976.25 × 133,688.46
  4. Step 4: Simplify right side
    178,810.12x = 33,017,874,519.08
  5. Step 5: Solve for x
    x = 33,017,874,519.08/178,810.12
  6. Step 6: Final answer
    x = 184,653.28

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1.5x scale

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.