Home / 191,527.97-264,306.11-105,485.31

Finding the Fourth Proportional to 191,527.97, 264,306.11 and 105,485.31

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Solution

The fourth proportional to 191,527.97, 264,306.11 and 105,485.31 is: 145,568.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,527.97 : 264,306.11 = 105,485.31 : x
  2. Step 2: Convert to fraction form
    191,527.97/264,306.11 = 105,485.31/x
  3. Step 3: Cross multiply
    191,527.97x = 264,306.11 × 105,485.31
  4. Step 4: Simplify right side
    191,527.97x = 27,880,411,948.24
  5. Step 5: Solve for x
    x = 27,880,411,948.24/191,527.97
  6. Step 6: Final answer
    x = 145,568.36

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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.