Home / 82,726.34-114,161.28-45,000.59

Finding the Fourth Proportional to 82,726.34, 114,161.28 and 45,000.59

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Solution

The fourth proportional to 82,726.34, 114,161.28 and 45,000.59 is: 62,100.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,726.34 : 114,161.28 = 45,000.59 : x
  2. Step 2: Convert to fraction form
    82,726.34/114,161.28 = 45,000.59/x
  3. Step 3: Cross multiply
    82,726.34x = 114,161.28 × 45,000.59
  4. Step 4: Simplify right side
    82,726.34x = 5,137,324,955.16
  5. Step 5: Solve for x
    x = 5,137,324,955.16/82,726.34
  6. Step 6: Final answer
    x = 62,100.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.