Home / 325,353.04-487,935.68-112,112.24

Finding the Fourth Proportional to 325,353.04, 487,935.68 and 112,112.24

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Solution

The fourth proportional to 325,353.04, 487,935.68 and 112,112.24 is: 168,136.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,353.04 : 487,935.68 = 112,112.24 : x
  2. Step 2: Convert to fraction form
    325,353.04/487,935.68 = 112,112.24/x
  3. Step 3: Cross multiply
    325,353.04x = 487,935.68 × 112,112.24
  4. Step 4: Simplify right side
    325,353.04x = 54,703,562,060.72
  5. Step 5: Solve for x
    x = 54,703,562,060.72/325,353.04
  6. Step 6: Final answer
    x = 168,136.01

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1.5x scale

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.