Home / 74,905.58-111,526.44-73,859.34

Finding the Fourth Proportional to 74,905.58, 111,526.44 and 73,859.34

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Solution

The fourth proportional to 74,905.58, 111,526.44 and 73,859.34 is: 109,968.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,905.58 : 111,526.44 = 73,859.34 : x
  2. Step 2: Convert to fraction form
    74,905.58/111,526.44 = 73,859.34/x
  3. Step 3: Cross multiply
    74,905.58x = 111,526.44 × 73,859.34
  4. Step 4: Simplify right side
    74,905.58x = 8,237,269,250.95
  5. Step 5: Solve for x
    x = 8,237,269,250.95/74,905.58
  6. Step 6: Final answer
    x = 109,968.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.