Home / 196,521.16-294,844.08-70,158.64

Finding the Fourth Proportional to 196,521.16, 294,844.08 and 70,158.64

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Solution

The fourth proportional to 196,521.16, 294,844.08 and 70,158.64 is: 105,260.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,521.16 : 294,844.08 = 70,158.64 : x
  2. Step 2: Convert to fraction form
    196,521.16/294,844.08 = 70,158.64/x
  3. Step 3: Cross multiply
    196,521.16x = 294,844.08 × 70,158.64
  4. Step 4: Simplify right side
    196,521.16x = 20,685,859,664.85
  5. Step 5: Solve for x
    x = 20,685,859,664.85/196,521.16
  6. Step 6: Final answer
    x = 105,260.22

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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.