Home / 178,724.80-246,641.93-98,154

Finding the Fourth Proportional to 178,724.80, 246,641.93 and 98,154

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Solution

The fourth proportional to 178,724.80, 246,641.93 and 98,154 is: 135,453.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,724.80 : 246,641.93 = 98,154 : x
  2. Step 2: Convert to fraction form
    178,724.80/246,641.93 = 98,154/x
  3. Step 3: Cross multiply
    178,724.80x = 246,641.93 × 98,154
  4. Step 4: Simplify right side
    178,724.80x = 24,208,891,874.53
  5. Step 5: Solve for x
    x = 24,208,891,874.53/178,724.80
  6. Step 6: Final answer
    x = 135,453.46

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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.