Home / 158,835.90-238,352.55-98,981.85

Finding the Fourth Proportional to 158,835.90, 238,352.55 and 98,981.85

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Solution

The fourth proportional to 158,835.90, 238,352.55 and 98,981.85 is: 148,534.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,835.90 : 238,352.55 = 98,981.85 : x
  2. Step 2: Convert to fraction form
    158,835.90/238,352.55 = 98,981.85/x
  3. Step 3: Cross multiply
    158,835.90x = 238,352.55 × 98,981.85
  4. Step 4: Simplify right side
    158,835.90x = 23,592,576,351.22
  5. Step 5: Solve for x
    x = 23,592,576,351.22/158,835.90
  6. Step 6: Final answer
    x = 148,534.28

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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.