Home / 196,865.42-295,266.54-70,482.20

Finding the Fourth Proportional to 196,865.42, 295,266.54 and 70,482.20

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Solution

The fourth proportional to 196,865.42, 295,266.54 and 70,482.20 is: 105,711.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,865.42 : 295,266.54 = 70,482.20 : x
  2. Step 2: Convert to fraction form
    196,865.42/295,266.54 = 70,482.20/x
  3. Step 3: Cross multiply
    196,865.42x = 295,266.54 × 70,482.20
  4. Step 4: Simplify right side
    196,865.42x = 20,811,035,325.59
  5. Step 5: Solve for x
    x = 20,811,035,325.59/196,865.42
  6. Step 6: Final answer
    x = 105,711.99

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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.