Home / 191,019.77-263,595.71-106,133.93

Finding the Fourth Proportional to 191,019.77, 263,595.71 and 106,133.93

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Solution

The fourth proportional to 191,019.77, 263,595.71 and 106,133.93 is: 146,458.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,019.77 : 263,595.71 = 106,133.93 : x
  2. Step 2: Convert to fraction form
    191,019.77/263,595.71 = 106,133.93/x
  3. Step 3: Cross multiply
    191,019.77x = 263,595.71 × 106,133.93
  4. Step 4: Simplify right side
    191,019.77x = 27,976,448,102.77
  5. Step 5: Solve for x
    x = 27,976,448,102.77/191,019.77
  6. Step 6: Final answer
    x = 146,458.39

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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.