Home / 124,396.38-171,671.67-70,690.54

Finding the Fourth Proportional to 124,396.38, 171,671.67 and 70,690.54

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Solution

The fourth proportional to 124,396.38, 171,671.67 and 70,690.54 is: 97,555.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,396.38 : 171,671.67 = 70,690.54 : x
  2. Step 2: Convert to fraction form
    124,396.38/171,671.67 = 70,690.54/x
  3. Step 3: Cross multiply
    124,396.38x = 171,671.67 × 70,690.54
  4. Step 4: Simplify right side
    124,396.38x = 12,135,563,055.00
  5. Step 5: Solve for x
    x = 12,135,563,055.00/124,396.38
  6. Step 6: Final answer
    x = 97,555.60

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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.