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Finding the Fourth Proportional to 183,365.80, 253,098.57 and 119,713.12

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Solution

The fourth proportional to 183,365.80, 253,098.57 and 119,713.12 is: 165,239.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,365.80 : 253,098.57 = 119,713.12 : x
  2. Step 2: Convert to fraction form
    183,365.80/253,098.57 = 119,713.12/x
  3. Step 3: Cross multiply
    183,365.80x = 253,098.57 × 119,713.12
  4. Step 4: Simplify right side
    183,365.80x = 30,299,219,482.24
  5. Step 5: Solve for x
    x = 30,299,219,482.24/183,365.80
  6. Step 6: Final answer
    x = 165,239.21

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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.