Home / 114,289.32-171,445.23-39,399.60

Finding the Fourth Proportional to 114,289.32, 171,445.23 and 39,399.60

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Solution

The fourth proportional to 114,289.32, 171,445.23 and 39,399.60 is: 59,103.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,289.32 : 171,445.23 = 39,399.60 : x
  2. Step 2: Convert to fraction form
    114,289.32/171,445.23 = 39,399.60/x
  3. Step 3: Cross multiply
    114,289.32x = 171,445.23 × 39,399.60
  4. Step 4: Simplify right side
    114,289.32x = 6,754,873,483.91
  5. Step 5: Solve for x
    x = 6,754,873,483.91/114,289.32
  6. Step 6: Final answer
    x = 59,103.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.