Home / 152,246.24-210,100.16-84,267.92

Finding the Fourth Proportional to 152,246.24, 210,100.16 and 84,267.92

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Solution

The fourth proportional to 152,246.24, 210,100.16 and 84,267.92 is: 116,289.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,246.24 : 210,100.16 = 84,267.92 : x
  2. Step 2: Convert to fraction form
    152,246.24/210,100.16 = 84,267.92/x
  3. Step 3: Cross multiply
    152,246.24x = 210,100.16 × 84,267.92
  4. Step 4: Simplify right side
    152,246.24x = 17,704,703,474.87
  5. Step 5: Solve for x
    x = 17,704,703,474.87/152,246.24
  6. Step 6: Final answer
    x = 116,289.92

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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.