Home / 70,150.80-96,810.18-38,320.22

Finding the Fourth Proportional to 70,150.80, 96,810.18 and 38,320.22

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Solution

The fourth proportional to 70,150.80, 96,810.18 and 38,320.22 is: 52,883.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,150.80 : 96,810.18 = 38,320.22 : x
  2. Step 2: Convert to fraction form
    70,150.80/96,810.18 = 38,320.22/x
  3. Step 3: Cross multiply
    70,150.80x = 96,810.18 × 38,320.22
  4. Step 4: Simplify right side
    70,150.80x = 3,709,787,395.84
  5. Step 5: Solve for x
    x = 3,709,787,395.84/70,150.80
  6. Step 6: Final answer
    x = 52,883.04

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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.