Home / 196,412.40-294,772.20-91,244.40

Finding the Fourth Proportional to 196,412.40, 294,772.20 and 91,244.40

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Solution

The fourth proportional to 196,412.40, 294,772.20 and 91,244.40 is: 136,937.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,412.40 : 294,772.20 = 91,244.40 : x
  2. Step 2: Convert to fraction form
    196,412.40/294,772.20 = 91,244.40/x
  3. Step 3: Cross multiply
    196,412.40x = 294,772.20 × 91,244.40
  4. Step 4: Simplify right side
    196,412.40x = 26,896,312,525.68
  5. Step 5: Solve for x
    x = 26,896,312,525.68/196,412.40
  6. Step 6: Final answer
    x = 136,937.96

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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.