Home / 97,651.10-134,759.58-57,366.56

Finding the Fourth Proportional to 97,651.10, 134,759.58 and 57,366.56

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Solution

The fourth proportional to 97,651.10, 134,759.58 and 57,366.56 is: 79,166.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,651.10 : 134,759.58 = 57,366.56 : x
  2. Step 2: Convert to fraction form
    97,651.10/134,759.58 = 57,366.56/x
  3. Step 3: Cross multiply
    97,651.10x = 134,759.58 × 57,366.56
  4. Step 4: Simplify right side
    97,651.10x = 7,730,693,531.64
  5. Step 5: Solve for x
    x = 7,730,693,531.64/97,651.10
  6. Step 6: Final answer
    x = 79,166.48

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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.