Home / 70,152.24-96,684.90-53,115.68

Finding the Fourth Proportional to 70,152.24, 96,684.90 and 53,115.68

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Solution

The fourth proportional to 70,152.24, 96,684.90 and 53,115.68 is: 73,204.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,152.24 : 96,684.90 = 53,115.68 : x
  2. Step 2: Convert to fraction form
    70,152.24/96,684.90 = 53,115.68/x
  3. Step 3: Cross multiply
    70,152.24x = 96,684.90 × 53,115.68
  4. Step 4: Simplify right side
    70,152.24x = 5,135,484,209.23
  5. Step 5: Solve for x
    x = 5,135,484,209.23/70,152.24
  6. Step 6: Final answer
    x = 73,204.85

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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.