Home / 70,707.05-97,577.57-38,443.84

Finding the Fourth Proportional to 70,707.05, 97,577.57 and 38,443.84

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Solution

The fourth proportional to 70,707.05, 97,577.57 and 38,443.84 is: 53,053.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,707.05 : 97,577.57 = 38,443.84 : x
  2. Step 2: Convert to fraction form
    70,707.05/97,577.57 = 38,443.84/x
  3. Step 3: Cross multiply
    70,707.05x = 97,577.57 × 38,443.84
  4. Step 4: Simplify right side
    70,707.05x = 3,751,256,157.88
  5. Step 5: Solve for x
    x = 3,751,256,157.88/70,707.05
  6. Step 6: Final answer
    x = 53,053.50

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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.