Home / 53,989.58-74,505.11-29,790.76

Finding the Fourth Proportional to 53,989.58, 74,505.11 and 29,790.76

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Solution

The fourth proportional to 53,989.58, 74,505.11 and 29,790.76 is: 41,110.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,989.58 : 74,505.11 = 29,790.76 : x
  2. Step 2: Convert to fraction form
    53,989.58/74,505.11 = 29,790.76/x
  3. Step 3: Cross multiply
    53,989.58x = 74,505.11 × 29,790.76
  4. Step 4: Simplify right side
    53,989.58x = 2,219,563,515.57
  5. Step 5: Solve for x
    x = 2,219,563,515.57/53,989.58
  6. Step 6: Final answer
    x = 41,110.96

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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.