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Finding the Fourth Proportional to 58,466.58, 80,630.04 and 38,316.12

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Solution

The fourth proportional to 58,466.58, 80,630.04 and 38,316.12 is: 52,840.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,466.58 : 80,630.04 = 38,316.12 : x
  2. Step 2: Convert to fraction form
    58,466.58/80,630.04 = 38,316.12/x
  3. Step 3: Cross multiply
    58,466.58x = 80,630.04 × 38,316.12
  4. Step 4: Simplify right side
    58,466.58x = 3,089,430,288.24
  5. Step 5: Solve for x
    x = 3,089,430,288.24/58,466.58
  6. Step 6: Final answer
    x = 52,840.96

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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.