Home / 94,938.60-131,018.67-56,714.70

Finding the Fourth Proportional to 94,938.60, 131,018.67 and 56,714.70

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Solution

The fourth proportional to 94,938.60, 131,018.67 and 56,714.70 is: 78,268.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,938.60 : 131,018.67 = 56,714.70 : x
  2. Step 2: Convert to fraction form
    94,938.60/131,018.67 = 56,714.70/x
  3. Step 3: Cross multiply
    94,938.60x = 131,018.67 × 56,714.70
  4. Step 4: Simplify right side
    94,938.60x = 7,430,684,563.45
  5. Step 5: Solve for x
    x = 7,430,684,563.45/94,938.60
  6. Step 6: Final answer
    x = 78,268.32

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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.