Home / 151,244.21-208,713.33-83,260.63

Finding the Fourth Proportional to 151,244.21, 208,713.33 and 83,260.63

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Solution

The fourth proportional to 151,244.21, 208,713.33 and 83,260.63 is: 114,897.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,244.21 : 208,713.33 = 83,260.63 : x
  2. Step 2: Convert to fraction form
    151,244.21/208,713.33 = 83,260.63/x
  3. Step 3: Cross multiply
    151,244.21x = 208,713.33 × 83,260.63
  4. Step 4: Simplify right side
    151,244.21x = 17,377,603,345.20
  5. Step 5: Solve for x
    x = 17,377,603,345.20/151,244.21
  6. Step 6: Final answer
    x = 114,897.64

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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.