Home / 191,957.07-264,906.39-107,072.31

Finding the Fourth Proportional to 191,957.07, 264,906.39 and 107,072.31

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Solution

The fourth proportional to 191,957.07, 264,906.39 and 107,072.31 is: 147,762.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,957.07 : 264,906.39 = 107,072.31 : x
  2. Step 2: Convert to fraction form
    191,957.07/264,906.39 = 107,072.31/x
  3. Step 3: Cross multiply
    191,957.07x = 264,906.39 × 107,072.31
  4. Step 4: Simplify right side
    191,957.07x = 28,364,139,111.06
  5. Step 5: Solve for x
    x = 28,364,139,111.06/191,957.07
  6. Step 6: Final answer
    x = 147,762.93

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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.