Home / 70,577.65-97,391.37-38,745.46

Finding the Fourth Proportional to 70,577.65, 97,391.37 and 38,745.46

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Solution

The fourth proportional to 70,577.65, 97,391.37 and 38,745.46 is: 53,465.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,577.65 : 97,391.37 = 38,745.46 : x
  2. Step 2: Convert to fraction form
    70,577.65/97,391.37 = 38,745.46/x
  3. Step 3: Cross multiply
    70,577.65x = 97,391.37 × 38,745.46
  4. Step 4: Simplify right side
    70,577.65x = 3,773,473,430.68
  5. Step 5: Solve for x
    x = 3,773,473,430.68/70,577.65
  6. Step 6: Final answer
    x = 53,465.56

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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.