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Finding the Fourth Proportional to 155,670.01, 214,825.21 and 94,395.74

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Solution

The fourth proportional to 155,670.01, 214,825.21 and 94,395.74 is: 130,266.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,670.01 : 214,825.21 = 94,395.74 : x
  2. Step 2: Convert to fraction form
    155,670.01/214,825.21 = 94,395.74/x
  3. Step 3: Cross multiply
    155,670.01x = 214,825.21 × 94,395.74
  4. Step 4: Simplify right side
    155,670.01x = 20,278,583,358.49
  5. Step 5: Solve for x
    x = 20,278,583,358.49/155,670.01
  6. Step 6: Final answer
    x = 130,266.48

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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.