Home / 247,981.32-342,276.98-152,573.44

Finding the Fourth Proportional to 247,981.32, 342,276.98 and 152,573.44

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Solution

The fourth proportional to 247,981.32, 342,276.98 and 152,573.44 is: 210,589.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,981.32 : 342,276.98 = 152,573.44 : x
  2. Step 2: Convert to fraction form
    247,981.32/342,276.98 = 152,573.44/x
  3. Step 3: Cross multiply
    247,981.32x = 342,276.98 × 152,573.44
  4. Step 4: Simplify right side
    247,981.32x = 52,222,376,271.41
  5. Step 5: Solve for x
    x = 52,222,376,271.41/247,981.32
  6. Step 6: Final answer
    x = 210,589.96

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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.