Home / 151,258.94-208,729.41-83,262.63

Finding the Fourth Proportional to 151,258.94, 208,729.41 and 83,262.63

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Solution

The fourth proportional to 151,258.94, 208,729.41 and 83,262.63 is: 114,898.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,258.94 : 208,729.41 = 83,262.63 : x
  2. Step 2: Convert to fraction form
    151,258.94/208,729.41 = 83,262.63/x
  3. Step 3: Cross multiply
    151,258.94x = 208,729.41 × 83,262.63
  4. Step 4: Simplify right side
    151,258.94x = 17,379,358,931.35
  5. Step 5: Solve for x
    x = 17,379,358,931.35/151,258.94
  6. Step 6: Final answer
    x = 114,898.06

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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.