Home / 189,836.01-262,185.54-147,329.91

Finding the Fourth Proportional to 189,836.01, 262,185.54 and 147,329.91

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Solution

The fourth proportional to 189,836.01, 262,185.54 and 147,329.91 is: 203,479.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,836.01 : 262,185.54 = 147,329.91 : x
  2. Step 2: Convert to fraction form
    189,836.01/262,185.54 = 147,329.91/x
  3. Step 3: Cross multiply
    189,836.01x = 262,185.54 × 147,329.91
  4. Step 4: Simplify right side
    189,836.01x = 38,627,772,011.50
  5. Step 5: Solve for x
    x = 38,627,772,011.50/189,836.01
  6. Step 6: Final answer
    x = 203,479.69

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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.