Home / 94,043.17-129,779.58-53,757.81

Finding the Fourth Proportional to 94,043.17, 129,779.58 and 53,757.81

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Solution

The fourth proportional to 94,043.17, 129,779.58 and 53,757.81 is: 74,185.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,043.17 : 129,779.58 = 53,757.81 : x
  2. Step 2: Convert to fraction form
    94,043.17/129,779.58 = 53,757.81/x
  3. Step 3: Cross multiply
    94,043.17x = 129,779.58 × 53,757.81
  4. Step 4: Simplify right side
    94,043.17x = 6,976,666,003.52
  5. Step 5: Solve for x
    x = 6,976,666,003.52/94,043.17
  6. Step 6: Final answer
    x = 74,185.78

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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.