Home / 103,627.73-143,006.26-58,915.73

Finding the Fourth Proportional to 103,627.73, 143,006.26 and 58,915.73

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Solution

The fourth proportional to 103,627.73, 143,006.26 and 58,915.73 is: 81,303.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,627.73 : 143,006.26 = 58,915.73 : x
  2. Step 2: Convert to fraction form
    103,627.73/143,006.26 = 58,915.73/x
  3. Step 3: Cross multiply
    103,627.73x = 143,006.26 × 58,915.73
  4. Step 4: Simplify right side
    103,627.73x = 8,425,318,202.47
  5. Step 5: Solve for x
    x = 8,425,318,202.47/103,627.73
  6. Step 6: Final answer
    x = 81,303.70

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1.5x scale

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.