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Finding the Fourth Proportional to 158,263.68, 218,418.72 and 94,600.11

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Solution

The fourth proportional to 158,263.68, 218,418.72 and 94,600.11 is: 130,557.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,263.68 : 218,418.72 = 94,600.11 : x
  2. Step 2: Convert to fraction form
    158,263.68/218,418.72 = 94,600.11/x
  3. Step 3: Cross multiply
    158,263.68x = 218,418.72 × 94,600.11
  4. Step 4: Simplify right side
    158,263.68x = 20,662,434,938.06
  5. Step 5: Solve for x
    x = 20,662,434,938.06/158,263.68
  6. Step 6: Final answer
    x = 130,557.02

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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.