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Finding the Fourth Proportional to 174,178.28, 240,364.90 and 94,690.28

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Solution

The fourth proportional to 174,178.28, 240,364.90 and 94,690.28 is: 130,671.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,178.28 : 240,364.90 = 94,690.28 : x
  2. Step 2: Convert to fraction form
    174,178.28/240,364.90 = 94,690.28/x
  3. Step 3: Cross multiply
    174,178.28x = 240,364.90 × 94,690.28
  4. Step 4: Simplify right side
    174,178.28x = 22,760,219,683.17
  5. Step 5: Solve for x
    x = 22,760,219,683.17/174,178.28
  6. Step 6: Final answer
    x = 130,671.97

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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.