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Finding the Fourth Proportional to 114,797.40, 171,710.10 and 103,036.20

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Solution

The fourth proportional to 114,797.40, 171,710.10 and 103,036.20 is: 154,118.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,797.40 : 171,710.10 = 103,036.20 : x
  2. Step 2: Convert to fraction form
    114,797.40/171,710.10 = 103,036.20/x
  3. Step 3: Cross multiply
    114,797.40x = 171,710.10 × 103,036.20
  4. Step 4: Simplify right side
    114,797.40x = 17,692,356,205.62
  5. Step 5: Solve for x
    x = 17,692,356,205.62/114,797.40
  6. Step 6: Final answer
    x = 154,118.09

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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.