Home / 146,526.50-202,206.57-79,458.50

Finding the Fourth Proportional to 146,526.50, 202,206.57 and 79,458.50

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Solution

The fourth proportional to 146,526.50, 202,206.57 and 79,458.50 is: 109,652.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,526.50 : 202,206.57 = 79,458.50 : x
  2. Step 2: Convert to fraction form
    146,526.50/202,206.57 = 79,458.50/x
  3. Step 3: Cross multiply
    146,526.50x = 202,206.57 × 79,458.50
  4. Step 4: Simplify right side
    146,526.50x = 16,067,030,742.35
  5. Step 5: Solve for x
    x = 16,067,030,742.35/146,526.50
  6. Step 6: Final answer
    x = 109,652.73

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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.