Home / 53,485.86-73,811.07-29,612.96

Finding the Fourth Proportional to 53,485.86, 73,811.07 and 29,612.96

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Solution

The fourth proportional to 53,485.86, 73,811.07 and 29,612.96 is: 40,866.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,485.86 : 73,811.07 = 29,612.96 : x
  2. Step 2: Convert to fraction form
    53,485.86/73,811.07 = 29,612.96/x
  3. Step 3: Cross multiply
    53,485.86x = 73,811.07 × 29,612.96
  4. Step 4: Simplify right side
    53,485.86x = 2,185,763,894.41
  5. Step 5: Solve for x
    x = 2,185,763,894.41/53,485.86
  6. Step 6: Final answer
    x = 40,866.20

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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.