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Finding the Fourth Proportional to 183,598.79, 275,139.57 and 145,991.93

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Solution

The fourth proportional to 183,598.79, 275,139.57 and 145,991.93 is: 218,782.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,598.79 : 275,139.57 = 145,991.93 : x
  2. Step 2: Convert to fraction form
    183,598.79/275,139.57 = 145,991.93/x
  3. Step 3: Cross multiply
    183,598.79x = 275,139.57 × 145,991.93
  4. Step 4: Simplify right side
    183,598.79x = 40,168,156,843.67
  5. Step 5: Solve for x
    x = 40,168,156,843.67/183,598.79
  6. Step 6: Final answer
    x = 218,782.25

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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.