Home / 82,040.68-123,061.01-26,636.68

Finding the Fourth Proportional to 82,040.68, 123,061.01 and 26,636.68

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Solution

The fourth proportional to 82,040.68, 123,061.01 and 26,636.68 is: 39,955.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,040.68 : 123,061.01 = 26,636.68 : x
  2. Step 2: Convert to fraction form
    82,040.68/123,061.01 = 26,636.68/x
  3. Step 3: Cross multiply
    82,040.68x = 123,061.01 × 26,636.68
  4. Step 4: Simplify right side
    82,040.68x = 3,277,935,995.36
  5. Step 5: Solve for x
    x = 3,277,935,995.36/82,040.68
  6. Step 6: Final answer
    x = 39,955.01

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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.