Home / 70,361.20-97,095.54-38,529.55

Finding the Fourth Proportional to 70,361.20, 97,095.54 and 38,529.55

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Solution

The fourth proportional to 70,361.20, 97,095.54 and 38,529.55 is: 53,169.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,361.20 : 97,095.54 = 38,529.55 : x
  2. Step 2: Convert to fraction form
    70,361.20/97,095.54 = 38,529.55/x
  3. Step 3: Cross multiply
    70,361.20x = 97,095.54 × 38,529.55
  4. Step 4: Simplify right side
    70,361.20x = 3,741,047,463.21
  5. Step 5: Solve for x
    x = 3,741,047,463.21/70,361.20
  6. Step 6: Final answer
    x = 53,169.18

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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.