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Finding the Fourth Proportional to 42,804.60, 59,071.50 and 23,940.60

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Solution

The fourth proportional to 42,804.60, 59,071.50 and 23,940.60 is: 33,038.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,804.60 : 59,071.50 = 23,940.60 : x
  2. Step 2: Convert to fraction form
    42,804.60/59,071.50 = 23,940.60/x
  3. Step 3: Cross multiply
    42,804.60x = 59,071.50 × 23,940.60
  4. Step 4: Simplify right side
    42,804.60x = 1,414,207,152.90
  5. Step 5: Solve for x
    x = 1,414,207,152.90/42,804.60
  6. Step 6: Final answer
    x = 33,038.67

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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.