Home / 195,621.80-293,303.10-70,946.60

Finding the Fourth Proportional to 195,621.80, 293,303.10 and 70,946.60

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Solution

The fourth proportional to 195,621.80, 293,303.10 and 70,946.60 is: 106,372.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,621.80 : 293,303.10 = 70,946.60 : x
  2. Step 2: Convert to fraction form
    195,621.80/293,303.10 = 70,946.60/x
  3. Step 3: Cross multiply
    195,621.80x = 293,303.10 × 70,946.60
  4. Step 4: Simplify right side
    195,621.80x = 20,808,857,714.46
  5. Step 5: Solve for x
    x = 20,808,857,714.46/195,621.80
  6. Step 6: Final answer
    x = 106,372.90

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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.