Home / 190,095.54-262,397.39-109,555.22

Finding the Fourth Proportional to 190,095.54, 262,397.39 and 109,555.22

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Solution

The fourth proportional to 190,095.54, 262,397.39 and 109,555.22 is: 151,223.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,095.54 : 262,397.39 = 109,555.22 : x
  2. Step 2: Convert to fraction form
    190,095.54/262,397.39 = 109,555.22/x
  3. Step 3: Cross multiply
    190,095.54x = 262,397.39 × 109,555.22
  4. Step 4: Simplify right side
    190,095.54x = 28,747,001,929.11
  5. Step 5: Solve for x
    x = 28,747,001,929.11/190,095.54
  6. Step 6: Final answer
    x = 151,223.97

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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.