Home / 196,031.28-294,011.67-51,938.10

Finding the Fourth Proportional to 196,031.28, 294,011.67 and 51,938.10

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Solution

The fourth proportional to 196,031.28, 294,011.67 and 51,938.10 is: 77,897.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,031.28 : 294,011.67 = 51,938.10 : x
  2. Step 2: Convert to fraction form
    196,031.28/294,011.67 = 51,938.10/x
  3. Step 3: Cross multiply
    196,031.28x = 294,011.67 × 51,938.10
  4. Step 4: Simplify right side
    196,031.28x = 15,270,407,517.63
  5. Step 5: Solve for x
    x = 15,270,407,517.63/196,031.28
  6. Step 6: Final answer
    x = 77,897.81

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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.