Home / 189,935.52-262,093.39-105,050.76

Finding the Fourth Proportional to 189,935.52, 262,093.39 and 105,050.76

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Solution

The fourth proportional to 189,935.52, 262,093.39 and 105,050.76 is: 144,960.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,935.52 : 262,093.39 = 105,050.76 : x
  2. Step 2: Convert to fraction form
    189,935.52/262,093.39 = 105,050.76/x
  3. Step 3: Cross multiply
    189,935.52x = 262,093.39 × 105,050.76
  4. Step 4: Simplify right side
    189,935.52x = 27,533,109,810.48
  5. Step 5: Solve for x
    x = 27,533,109,810.48/189,935.52
  6. Step 6: Final answer
    x = 144,960.30

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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.