Home / 106,933.37-147,558.11-63,904.34

Finding the Fourth Proportional to 106,933.37, 147,558.11 and 63,904.34

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Solution

The fourth proportional to 106,933.37, 147,558.11 and 63,904.34 is: 88,182.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,933.37 : 147,558.11 = 63,904.34 : x
  2. Step 2: Convert to fraction form
    106,933.37/147,558.11 = 63,904.34/x
  3. Step 3: Cross multiply
    106,933.37x = 147,558.11 × 63,904.34
  4. Step 4: Simplify right side
    106,933.37x = 9,429,603,680.57
  5. Step 5: Solve for x
    x = 9,429,603,680.57/106,933.37
  6. Step 6: Final answer
    x = 88,182.05

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1.5x scale

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.