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Finding the Fourth Proportional to 183,398.94, 275,139.72 and 65,070.09

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Solution

The fourth proportional to 183,398.94, 275,139.72 and 65,070.09 is: 97,619.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,398.94 : 275,139.72 = 65,070.09 : x
  2. Step 2: Convert to fraction form
    183,398.94/275,139.72 = 65,070.09/x
  3. Step 3: Cross multiply
    183,398.94x = 275,139.72 × 65,070.09
  4. Step 4: Simplify right side
    183,398.94x = 17,903,366,342.97
  5. Step 5: Solve for x
    x = 17,903,366,342.97/183,398.94
  6. Step 6: Final answer
    x = 97,619.79

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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.