Home / 70,327.21-97,051.65-38,498.12

Finding the Fourth Proportional to 70,327.21, 97,051.65 and 38,498.12

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Solution

The fourth proportional to 70,327.21, 97,051.65 and 38,498.12 is: 53,127.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,327.21 : 97,051.65 = 38,498.12 : x
  2. Step 2: Convert to fraction form
    70,327.21/97,051.65 = 38,498.12/x
  3. Step 3: Cross multiply
    70,327.21x = 97,051.65 × 38,498.12
  4. Step 4: Simplify right side
    70,327.21x = 3,736,306,067.90
  5. Step 5: Solve for x
    x = 3,736,306,067.90/70,327.21
  6. Step 6: Final answer
    x = 53,127.46

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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.