Home / 70,606.33-97,436.38-38,340.67

Finding the Fourth Proportional to 70,606.33, 97,436.38 and 38,340.67

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Solution

The fourth proportional to 70,606.33, 97,436.38 and 38,340.67 is: 52,909.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,606.33 : 97,436.38 = 38,340.67 : x
  2. Step 2: Convert to fraction form
    70,606.33/97,436.38 = 38,340.67/x
  3. Step 3: Cross multiply
    70,606.33x = 97,436.38 × 38,340.67
  4. Step 4: Simplify right side
    70,606.33x = 3,735,776,091.57
  5. Step 5: Solve for x
    x = 3,735,776,091.57/70,606.33
  6. Step 6: Final answer
    x = 52,909.93

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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.