Home / 147,946.10-221,773.35-73,077.80

Finding the Fourth Proportional to 147,946.10, 221,773.35 and 73,077.80

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Solution

The fourth proportional to 147,946.10, 221,773.35 and 73,077.80 is: 109,544.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,946.10 : 221,773.35 = 73,077.80 : x
  2. Step 2: Convert to fraction form
    147,946.10/221,773.35 = 73,077.80/x
  3. Step 3: Cross multiply
    147,946.10x = 221,773.35 × 73,077.80
  4. Step 4: Simplify right side
    147,946.10x = 16,206,708,516.63
  5. Step 5: Solve for x
    x = 16,206,708,516.63/147,946.10
  6. Step 6: Final answer
    x = 109,544.68

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1.5x scale

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.