Home / 191,582.30-264,391.74-106,699.34

Finding the Fourth Proportional to 191,582.30, 264,391.74 and 106,699.34

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Solution

The fourth proportional to 191,582.30, 264,391.74 and 106,699.34 is: 147,249.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,582.30 : 264,391.74 = 106,699.34 : x
  2. Step 2: Convert to fraction form
    191,582.30/264,391.74 = 106,699.34/x
  3. Step 3: Cross multiply
    191,582.30x = 264,391.74 × 106,699.34
  4. Step 4: Simplify right side
    191,582.30x = 28,210,424,159.45
  5. Step 5: Solve for x
    x = 28,210,424,159.45/191,582.30
  6. Step 6: Final answer
    x = 147,249.64

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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.