Home / 70,380.01-97,124.43-38,550.05

Finding the Fourth Proportional to 70,380.01, 97,124.43 and 38,550.05

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Solution

The fourth proportional to 70,380.01, 97,124.43 and 38,550.05 is: 53,199.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,380.01 : 97,124.43 = 38,550.05 : x
  2. Step 2: Convert to fraction form
    70,380.01/97,124.43 = 38,550.05/x
  3. Step 3: Cross multiply
    70,380.01x = 97,124.43 × 38,550.05
  4. Step 4: Simplify right side
    70,380.01x = 3,744,150,954.35
  5. Step 5: Solve for x
    x = 3,744,150,954.35/70,380.01
  6. Step 6: Final answer
    x = 53,199.07

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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.