Home / 226,112.65-312,023.75-134,235.77

Finding the Fourth Proportional to 226,112.65, 312,023.75 and 134,235.77

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Solution

The fourth proportional to 226,112.65, 312,023.75 and 134,235.77 is: 185,238.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,112.65 : 312,023.75 = 134,235.77 : x
  2. Step 2: Convert to fraction form
    226,112.65/312,023.75 = 134,235.77/x
  3. Step 3: Cross multiply
    226,112.65x = 312,023.75 × 134,235.77
  4. Step 4: Simplify right side
    226,112.65x = 41,884,746,108.24
  5. Step 5: Solve for x
    x = 41,884,746,108.24/226,112.65
  6. Step 6: Final answer
    x = 185,238.40

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1.5x scale

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.