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Finding the Fourth Proportional to 186,323.49, 279,302.99 and 73,966.37

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Solution

The fourth proportional to 186,323.49, 279,302.99 and 73,966.37 is: 110,877.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,323.49 : 279,302.99 = 73,966.37 : x
  2. Step 2: Convert to fraction form
    186,323.49/279,302.99 = 73,966.37/x
  3. Step 3: Cross multiply
    186,323.49x = 279,302.99 × 73,966.37
  4. Step 4: Simplify right side
    186,323.49x = 20,659,026,534.10
  5. Step 5: Solve for x
    x = 20,659,026,534.10/186,323.49
  6. Step 6: Final answer
    x = 110,877.20

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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.