Home / 70,572.33-97,386.44-40,362.57

Finding the Fourth Proportional to 70,572.33, 97,386.44 and 40,362.57

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Solution

The fourth proportional to 70,572.33, 97,386.44 and 40,362.57 is: 55,698.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,572.33 : 97,386.44 = 40,362.57 : x
  2. Step 2: Convert to fraction form
    70,572.33/97,386.44 = 40,362.57/x
  3. Step 3: Cross multiply
    70,572.33x = 97,386.44 × 40,362.57
  4. Step 4: Simplify right side
    70,572.33x = 3,930,766,799.74
  5. Step 5: Solve for x
    x = 3,930,766,799.74/70,572.33
  6. Step 6: Final answer
    x = 55,698.41

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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.