Home / 124,427.17-171,702.09-70,704.73

Finding the Fourth Proportional to 124,427.17, 171,702.09 and 70,704.73

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Solution

The fourth proportional to 124,427.17, 171,702.09 and 70,704.73 is: 97,568.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,427.17 : 171,702.09 = 70,704.73 : x
  2. Step 2: Convert to fraction form
    124,427.17/171,702.09 = 70,704.73/x
  3. Step 3: Cross multiply
    124,427.17x = 171,702.09 × 70,704.73
  4. Step 4: Simplify right side
    124,427.17x = 12,140,148,701.85
  5. Step 5: Solve for x
    x = 12,140,148,701.85/124,427.17
  6. Step 6: Final answer
    x = 97,568.31

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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.