Home / 98,825.53-148,266.01-39,702.72

Finding the Fourth Proportional to 98,825.53, 148,266.01 and 39,702.72

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Solution

The fourth proportional to 98,825.53, 148,266.01 and 39,702.72 is: 59,565.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,825.53 : 148,266.01 = 39,702.72 : x
  2. Step 2: Convert to fraction form
    98,825.53/148,266.01 = 39,702.72/x
  3. Step 3: Cross multiply
    98,825.53x = 148,266.01 × 39,702.72
  4. Step 4: Simplify right side
    98,825.53x = 5,886,563,930.18
  5. Step 5: Solve for x
    x = 5,886,563,930.18/98,825.53
  6. Step 6: Final answer
    x = 59,565.21

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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.