Home / 53,555.86-73,904.24-30,893.50

Finding the Fourth Proportional to 53,555.86, 73,904.24 and 30,893.50

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Solution

The fourth proportional to 53,555.86, 73,904.24 and 30,893.50 is: 42,631.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,555.86 : 73,904.24 = 30,893.50 : x
  2. Step 2: Convert to fraction form
    53,555.86/73,904.24 = 30,893.50/x
  3. Step 3: Cross multiply
    53,555.86x = 73,904.24 × 30,893.50
  4. Step 4: Simplify right side
    53,555.86x = 2,283,160,638.44
  5. Step 5: Solve for x
    x = 2,283,160,638.44/53,555.86
  6. Step 6: Final answer
    x = 42,631.39

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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.