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Finding the Fourth Proportional to 235,767.08, 325,348.81 and 133,790.47

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Solution

The fourth proportional to 235,767.08, 325,348.81 and 133,790.47 is: 184,625.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,767.08 : 325,348.81 = 133,790.47 : x
  2. Step 2: Convert to fraction form
    235,767.08/325,348.81 = 133,790.47/x
  3. Step 3: Cross multiply
    235,767.08x = 325,348.81 × 133,790.47
  4. Step 4: Simplify right side
    235,767.08x = 43,528,569,055.99
  5. Step 5: Solve for x
    x = 43,528,569,055.99/235,767.08
  6. Step 6: Final answer
    x = 184,625.30

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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.