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Finding the Fourth Proportional to 70,605.33, 97,435.00 and 38,339.67

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Solution

The fourth proportional to 70,605.33, 97,435.00 and 38,339.67 is: 52,908.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,605.33 : 97,435.00 = 38,339.67 : x
  2. Step 2: Convert to fraction form
    70,605.33/97,435.00 = 38,339.67/x
  3. Step 3: Cross multiply
    70,605.33x = 97,435.00 × 38,339.67
  4. Step 4: Simplify right side
    70,605.33x = 3,735,625,607.32
  5. Step 5: Solve for x
    x = 3,735,625,607.32/70,605.33
  6. Step 6: Final answer
    x = 52,908.55

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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.