Home / 62,798.17-94,161.75-20,666.87

Finding the Fourth Proportional to 62,798.17, 94,161.75 and 20,666.87

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Solution

The fourth proportional to 62,798.17, 94,161.75 and 20,666.87 is: 30,988.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,798.17 : 94,161.75 = 20,666.87 : x
  2. Step 2: Convert to fraction form
    62,798.17/94,161.75 = 20,666.87/x
  3. Step 3: Cross multiply
    62,798.17x = 94,161.75 × 20,666.87
  4. Step 4: Simplify right side
    62,798.17x = 1,946,028,646.22
  5. Step 5: Solve for x
    x = 1,946,028,646.22/62,798.17
  6. Step 6: Final answer
    x = 30,988.62

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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.