Home / 74,906.58-111,527.93-73,860.34

Finding the Fourth Proportional to 74,906.58, 111,527.93 and 73,860.34

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Solution

The fourth proportional to 74,906.58, 111,527.93 and 73,860.34 is: 109,970.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,906.58 : 111,527.93 = 73,860.34 : x
  2. Step 2: Convert to fraction form
    74,906.58/111,527.93 = 73,860.34/x
  3. Step 3: Cross multiply
    74,906.58x = 111,527.93 × 73,860.34
  4. Step 4: Simplify right side
    74,906.58x = 8,237,490,829.30
  5. Step 5: Solve for x
    x = 8,237,490,829.30/74,906.58
  6. Step 6: Final answer
    x = 109,970.19

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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.