Home / 158,489.84-237,729-63,749.36

Finding the Fourth Proportional to 158,489.84, 237,729 and 63,749.36

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Solution

The fourth proportional to 158,489.84, 237,729 and 63,749.36 is: 95,621.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,489.84 : 237,729 = 63,749.36 : x
  2. Step 2: Convert to fraction form
    158,489.84/237,729 = 63,749.36/x
  3. Step 3: Cross multiply
    158,489.84x = 237,729 × 63,749.36
  4. Step 4: Simplify right side
    158,489.84x = 15,155,071,603.44
  5. Step 5: Solve for x
    x = 15,155,071,603.44/158,489.84
  6. Step 6: Final answer
    x = 95,621.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.