Home / 191,233.09-263,901.93-106,350.15

Finding the Fourth Proportional to 191,233.09, 263,901.93 and 106,350.15

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Solution

The fourth proportional to 191,233.09, 263,901.93 and 106,350.15 is: 146,763.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,233.09 : 263,901.93 = 106,350.15 : x
  2. Step 2: Convert to fraction form
    191,233.09/263,901.93 = 106,350.15/x
  3. Step 3: Cross multiply
    191,233.09x = 263,901.93 × 106,350.15
  4. Step 4: Simplify right side
    191,233.09x = 28,066,009,441.98
  5. Step 5: Solve for x
    x = 28,066,009,441.98/191,233.09
  6. Step 6: Final answer
    x = 146,763.35

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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.