Home / 152,549.06-228,787.14-52,712.78

Finding the Fourth Proportional to 152,549.06, 228,787.14 and 52,712.78

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Solution

The fourth proportional to 152,549.06, 228,787.14 and 52,712.78 is: 79,056.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,549.06 : 228,787.14 = 52,712.78 : x
  2. Step 2: Convert to fraction form
    152,549.06/228,787.14 = 52,712.78/x
  3. Step 3: Cross multiply
    152,549.06x = 228,787.14 × 52,712.78
  4. Step 4: Simplify right side
    152,549.06x = 12,060,006,177.65
  5. Step 5: Solve for x
    x = 12,060,006,177.65/152,549.06
  6. Step 6: Final answer
    x = 79,056.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.