Home / 54,842.58-75,681.45-30,968.46

Finding the Fourth Proportional to 54,842.58, 75,681.45 and 30,968.46

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Solution

The fourth proportional to 54,842.58, 75,681.45 and 30,968.46 is: 42,735.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,842.58 : 75,681.45 = 30,968.46 : x
  2. Step 2: Convert to fraction form
    54,842.58/75,681.45 = 30,968.46/x
  3. Step 3: Cross multiply
    54,842.58x = 75,681.45 × 30,968.46
  4. Step 4: Simplify right side
    54,842.58x = 2,343,737,957.07
  5. Step 5: Solve for x
    x = 2,343,737,957.07/54,842.58
  6. Step 6: Final answer
    x = 42,735.73

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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.