Home / 113,069.19-169,607.39-56,878.59

Finding the Fourth Proportional to 113,069.19, 169,607.39 and 56,878.59

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Solution

The fourth proportional to 113,069.19, 169,607.39 and 56,878.59 is: 85,319.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,069.19 : 169,607.39 = 56,878.59 : x
  2. Step 2: Convert to fraction form
    113,069.19/169,607.39 = 56,878.59/x
  3. Step 3: Cross multiply
    113,069.19x = 169,607.39 × 56,878.59
  4. Step 4: Simplify right side
    113,069.19x = 9,647,028,912.39
  5. Step 5: Solve for x
    x = 9,647,028,912.39/113,069.19
  6. Step 6: Final answer
    x = 85,319.70

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1.5x scale

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.