Home / 196,275.40-294,510.30-112,100.20

Finding the Fourth Proportional to 196,275.40, 294,510.30 and 112,100.20

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Solution

The fourth proportional to 196,275.40, 294,510.30 and 112,100.20 is: 168,205.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,275.40 : 294,510.30 = 112,100.20 : x
  2. Step 2: Convert to fraction form
    196,275.40/294,510.30 = 112,100.20/x
  3. Step 3: Cross multiply
    196,275.40x = 294,510.30 × 112,100.20
  4. Step 4: Simplify right side
    196,275.40x = 33,014,663,532.06
  5. Step 5: Solve for x
    x = 33,014,663,532.06/196,275.40
  6. Step 6: Final answer
    x = 168,205.81

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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.