Home / 70,904.08-106,421.73-35,868.34

Finding the Fourth Proportional to 70,904.08, 106,421.73 and 35,868.34

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Solution

The fourth proportional to 70,904.08, 106,421.73 and 35,868.34 is: 53,835.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,904.08 : 106,421.73 = 35,868.34 : x
  2. Step 2: Convert to fraction form
    70,904.08/106,421.73 = 35,868.34/x
  3. Step 3: Cross multiply
    70,904.08x = 106,421.73 × 35,868.34
  4. Step 4: Simplify right side
    70,904.08x = 3,817,170,795.03
  5. Step 5: Solve for x
    x = 3,817,170,795.03/70,904.08
  6. Step 6: Final answer
    x = 53,835.70

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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.