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Finding the Fourth Proportional to 202,085.55, 302,734.53 and 123,003.63

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Solution

The fourth proportional to 202,085.55, 302,734.53 and 123,003.63 is: 184,265.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,085.55 : 302,734.53 = 123,003.63 : x
  2. Step 2: Convert to fraction form
    202,085.55/302,734.53 = 123,003.63/x
  3. Step 3: Cross multiply
    202,085.55x = 302,734.53 × 123,003.63
  4. Step 4: Simplify right side
    202,085.55x = 37,237,446,116.34
  5. Step 5: Solve for x
    x = 37,237,446,116.34/202,085.55
  6. Step 6: Final answer
    x = 184,265.75

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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.