Home / 48,736.50-72,973.32-31,827.63

Finding the Fourth Proportional to 48,736.50, 72,973.32 and 31,827.63

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Solution

The fourth proportional to 48,736.50, 72,973.32 and 31,827.63 is: 47,655.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,736.50 : 72,973.32 = 31,827.63 : x
  2. Step 2: Convert to fraction form
    48,736.50/72,973.32 = 31,827.63/x
  3. Step 3: Cross multiply
    48,736.50x = 72,973.32 × 31,827.63
  4. Step 4: Simplify right side
    48,736.50x = 2,322,567,828.83
  5. Step 5: Solve for x
    x = 2,322,567,828.83/48,736.50
  6. Step 6: Final answer
    x = 47,655.61

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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.