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Finding the Fourth Proportional to 70,626.66, 97,466.93 and 38,795.55

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Solution

The fourth proportional to 70,626.66, 97,466.93 and 38,795.55 is: 53,539.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,626.66 : 97,466.93 = 38,795.55 : x
  2. Step 2: Convert to fraction form
    70,626.66/97,466.93 = 38,795.55/x
  3. Step 3: Cross multiply
    70,626.66x = 97,466.93 × 38,795.55
  4. Step 4: Simplify right side
    70,626.66x = 3,781,283,156.16
  5. Step 5: Solve for x
    x = 3,781,283,156.16/70,626.66
  6. Step 6: Final answer
    x = 53,539.03

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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.