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Finding the Fourth Proportional to 183,259.20, 253,019.52 and 140,741.76

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Solution

The fourth proportional to 183,259.20, 253,019.52 and 140,741.76 is: 194,317.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,259.20 : 253,019.52 = 140,741.76 : x
  2. Step 2: Convert to fraction form
    183,259.20/253,019.52 = 140,741.76/x
  3. Step 3: Cross multiply
    183,259.20x = 253,019.52 × 140,741.76
  4. Step 4: Simplify right side
    183,259.20x = 35,610,412,559.16
  5. Step 5: Solve for x
    x = 35,610,412,559.16/183,259.20
  6. Step 6: Final answer
    x = 194,317.19

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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.