Home / 370,318.34-555,477.52-104,105.76

Finding the Fourth Proportional to 370,318.34, 555,477.52 and 104,105.76

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Solution

The fourth proportional to 370,318.34, 555,477.52 and 104,105.76 is: 156,158.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,318.34 : 555,477.52 = 104,105.76 : x
  2. Step 2: Convert to fraction form
    370,318.34/555,477.52 = 104,105.76/x
  3. Step 3: Cross multiply
    370,318.34x = 555,477.52 × 104,105.76
  4. Step 4: Simplify right side
    370,318.34x = 57,828,409,382.52
  5. Step 5: Solve for x
    x = 57,828,409,382.52/370,318.34
  6. Step 6: Final answer
    x = 156,158.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.