Home / 54,792.48-82,064.15-42,871.96

Finding the Fourth Proportional to 54,792.48, 82,064.15 and 42,871.96

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Solution

The fourth proportional to 54,792.48, 82,064.15 and 42,871.96 is: 64,210.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,792.48 : 82,064.15 = 42,871.96 : x
  2. Step 2: Convert to fraction form
    54,792.48/82,064.15 = 42,871.96/x
  3. Step 3: Cross multiply
    54,792.48x = 82,064.15 × 42,871.96
  4. Step 4: Simplify right side
    54,792.48x = 3,518,250,956.23
  5. Step 5: Solve for x
    x = 3,518,250,956.23/54,792.48
  6. Step 6: Final answer
    x = 64,210.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.