Home / 147,607.44-203,702.76-83,954.40

Finding the Fourth Proportional to 147,607.44, 203,702.76 and 83,954.40

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Solution

The fourth proportional to 147,607.44, 203,702.76 and 83,954.40 is: 115,859.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,607.44 : 203,702.76 = 83,954.40 : x
  2. Step 2: Convert to fraction form
    147,607.44/203,702.76 = 83,954.40/x
  3. Step 3: Cross multiply
    147,607.44x = 203,702.76 × 83,954.40
  4. Step 4: Simplify right side
    147,607.44x = 17,101,742,994.14
  5. Step 5: Solve for x
    x = 17,101,742,994.14/147,607.44
  6. Step 6: Final answer
    x = 115,859.63

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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.