Home / 102,863.07-141,944.33-57,533.19

Finding the Fourth Proportional to 102,863.07, 141,944.33 and 57,533.19

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Solution

The fourth proportional to 102,863.07, 141,944.33 and 57,533.19 is: 79,392.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,863.07 : 141,944.33 = 57,533.19 : x
  2. Step 2: Convert to fraction form
    102,863.07/141,944.33 = 57,533.19/x
  3. Step 3: Cross multiply
    102,863.07x = 141,944.33 × 57,533.19
  4. Step 4: Simplify right side
    102,863.07x = 8,166,509,819.65
  5. Step 5: Solve for x
    x = 8,166,509,819.65/102,863.07
  6. Step 6: Final answer
    x = 79,392.05

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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.