Home / 152,768.70-210,923.60-116,894.61

Finding the Fourth Proportional to 152,768.70, 210,923.60 and 116,894.61

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Solution

The fourth proportional to 152,768.70, 210,923.60 and 116,894.61 is: 161,393.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,768.70 : 210,923.60 = 116,894.61 : x
  2. Step 2: Convert to fraction form
    152,768.70/210,923.60 = 116,894.61/x
  3. Step 3: Cross multiply
    152,768.70x = 210,923.60 × 116,894.61
  4. Step 4: Simplify right side
    152,768.70x = 24,655,831,377.32
  5. Step 5: Solve for x
    x = 24,655,831,377.32/152,768.70
  6. Step 6: Final answer
    x = 161,393.21

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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.