Home / 352,052.31-528,022.63-112,135.08

Finding the Fourth Proportional to 352,052.31, 528,022.63 and 112,135.08

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Solution

The fourth proportional to 352,052.31, 528,022.63 and 112,135.08 is: 168,184.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,052.31 : 528,022.63 = 112,135.08 : x
  2. Step 2: Convert to fraction form
    352,052.31/528,022.63 = 112,135.08/x
  3. Step 3: Cross multiply
    352,052.31x = 528,022.63 × 112,135.08
  4. Step 4: Simplify right side
    352,052.31x = 59,209,859,856.86
  5. Step 5: Solve for x
    x = 59,209,859,856.86/352,052.31
  6. Step 6: Final answer
    x = 168,184.84

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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.