Home / 150,937.18-208,279.74-82,953.40

Finding the Fourth Proportional to 150,937.18, 208,279.74 and 82,953.40

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Solution

The fourth proportional to 150,937.18, 208,279.74 and 82,953.40 is: 114,468.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,937.18 : 208,279.74 = 82,953.40 : x
  2. Step 2: Convert to fraction form
    150,937.18/208,279.74 = 82,953.40/x
  3. Step 3: Cross multiply
    150,937.18x = 208,279.74 × 82,953.40
  4. Step 4: Simplify right side
    150,937.18x = 17,277,512,584.12
  5. Step 5: Solve for x
    x = 17,277,512,584.12/150,937.18
  6. Step 6: Final answer
    x = 114,468.23

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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.