Home / 196,519.16-294,841.08-70,156.64

Finding the Fourth Proportional to 196,519.16, 294,841.08 and 70,156.64

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Solution

The fourth proportional to 196,519.16, 294,841.08 and 70,156.64 is: 105,257.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,519.16 : 294,841.08 = 70,156.64 : x
  2. Step 2: Convert to fraction form
    196,519.16/294,841.08 = 70,156.64/x
  3. Step 3: Cross multiply
    196,519.16x = 294,841.08 × 70,156.64
  4. Step 4: Simplify right side
    196,519.16x = 20,685,059,506.77
  5. Step 5: Solve for x
    x = 20,685,059,506.77/196,519.16
  6. Step 6: Final answer
    x = 105,257.22

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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.