Home / 74,487.71-102,801.60-44,272.73

Finding the Fourth Proportional to 74,487.71, 102,801.60 and 44,272.73

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Solution

The fourth proportional to 74,487.71, 102,801.60 and 44,272.73 is: 61,101.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,487.71 : 102,801.60 = 44,272.73 : x
  2. Step 2: Convert to fraction form
    74,487.71/102,801.60 = 44,272.73/x
  3. Step 3: Cross multiply
    74,487.71x = 102,801.60 × 44,272.73
  4. Step 4: Simplify right side
    74,487.71x = 4,551,307,737.37
  5. Step 5: Solve for x
    x = 4,551,307,737.37/74,487.71
  6. Step 6: Final answer
    x = 61,101.46

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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.