Home / 302,607.50-453,779.96-102,874.23

Finding the Fourth Proportional to 302,607.50, 453,779.96 and 102,874.23

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Solution

The fourth proportional to 302,607.50, 453,779.96 and 102,874.23 is: 154,266.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,607.50 : 453,779.96 = 102,874.23 : x
  2. Step 2: Convert to fraction form
    302,607.50/453,779.96 = 102,874.23/x
  3. Step 3: Cross multiply
    302,607.50x = 453,779.96 × 102,874.23
  4. Step 4: Simplify right side
    302,607.50x = 46,682,263,460.06
  5. Step 5: Solve for x
    x = 46,682,263,460.06/302,607.50
  6. Step 6: Final answer
    x = 154,266.71

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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.