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Finding the Fourth Proportional to 194,703.60, 292,055.40 and 110,722.80

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Solution

The fourth proportional to 194,703.60, 292,055.40 and 110,722.80 is: 166,084.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,703.60 : 292,055.40 = 110,722.80 : x
  2. Step 2: Convert to fraction form
    194,703.60/292,055.40 = 110,722.80/x
  3. Step 3: Cross multiply
    194,703.60x = 292,055.40 × 110,722.80
  4. Step 4: Simplify right side
    194,703.60x = 32,337,191,643.12
  5. Step 5: Solve for x
    x = 32,337,191,643.12/194,703.60
  6. Step 6: Final answer
    x = 166,084.20

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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.