Home / 178,688.84-246,590.86-98,121.56

Finding the Fourth Proportional to 178,688.84, 246,590.86 and 98,121.56

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Solution

The fourth proportional to 178,688.84, 246,590.86 and 98,121.56 is: 135,407.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,688.84 : 246,590.86 = 98,121.56 : x
  2. Step 2: Convert to fraction form
    178,688.84/246,590.86 = 98,121.56/x
  3. Step 3: Cross multiply
    178,688.84x = 246,590.86 × 98,121.56
  4. Step 4: Simplify right side
    178,688.84x = 24,195,879,864.94
  5. Step 5: Solve for x
    x = 24,195,879,864.94/178,688.84
  6. Step 6: Final answer
    x = 135,407.90

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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.