Home / 114,411.40-171,714.30-51,328.60

Finding the Fourth Proportional to 114,411.40, 171,714.30 and 51,328.60

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Solution

The fourth proportional to 114,411.40, 171,714.30 and 51,328.60 is: 77,036.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,411.40 : 171,714.30 = 51,328.60 : x
  2. Step 2: Convert to fraction form
    114,411.40/171,714.30 = 51,328.60/x
  3. Step 3: Cross multiply
    114,411.40x = 171,714.30 × 51,328.60
  4. Step 4: Simplify right side
    114,411.40x = 8,813,854,618.98
  5. Step 5: Solve for x
    x = 8,813,854,618.98/114,411.40
  6. Step 6: Final answer
    x = 77,036.51

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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.