Home / 191,918.90-264,848.54-107,041.43

Finding the Fourth Proportional to 191,918.90, 264,848.54 and 107,041.43

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Solution

The fourth proportional to 191,918.90, 264,848.54 and 107,041.43 is: 147,717.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,918.90 : 264,848.54 = 107,041.43 : x
  2. Step 2: Convert to fraction form
    191,918.90/264,848.54 = 107,041.43/x
  3. Step 3: Cross multiply
    191,918.90x = 264,848.54 × 107,041.43
  4. Step 4: Simplify right side
    191,918.90x = 28,349,766,455.01
  5. Step 5: Solve for x
    x = 28,349,766,455.01/191,918.90
  6. Step 6: Final answer
    x = 147,717.43

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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.