Home / 70,539.64-97,346.19-38,708.26

Finding the Fourth Proportional to 70,539.64, 97,346.19 and 38,708.26

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Solution

The fourth proportional to 70,539.64, 97,346.19 and 38,708.26 is: 53,418.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,539.64 : 97,346.19 = 38,708.26 : x
  2. Step 2: Convert to fraction form
    70,539.64/97,346.19 = 38,708.26/x
  3. Step 3: Cross multiply
    70,539.64x = 97,346.19 × 38,708.26
  4. Step 4: Simplify right side
    70,539.64x = 3,768,101,632.53
  5. Step 5: Solve for x
    x = 3,768,101,632.53/70,539.64
  6. Step 6: Final answer
    x = 53,418.21

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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.