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Finding the Fourth Proportional to 185,247.58, 277,643.40 and 105,352.60

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Solution

The fourth proportional to 185,247.58, 277,643.40 and 105,352.60 is: 157,899.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,247.58 : 277,643.40 = 105,352.60 : x
  2. Step 2: Convert to fraction form
    185,247.58/277,643.40 = 105,352.60/x
  3. Step 3: Cross multiply
    185,247.58x = 277,643.40 × 105,352.60
  4. Step 4: Simplify right side
    185,247.58x = 29,250,454,062.84
  5. Step 5: Solve for x
    x = 29,250,454,062.84/185,247.58
  6. Step 6: Final answer
    x = 157,899.25

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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.