Home / 54,966.10-82,384.35-28,657.30

Finding the Fourth Proportional to 54,966.10, 82,384.35 and 28,657.30

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Solution

The fourth proportional to 54,966.10, 82,384.35 and 28,657.30 is: 42,952.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,966.10 : 82,384.35 = 28,657.30 : x
  2. Step 2: Convert to fraction form
    54,966.10/82,384.35 = 28,657.30/x
  3. Step 3: Cross multiply
    54,966.10x = 82,384.35 × 28,657.30
  4. Step 4: Simplify right side
    54,966.10x = 2,360,913,033.26
  5. Step 5: Solve for x
    x = 2,360,913,033.26/54,966.10
  6. Step 6: Final answer
    x = 42,952.17

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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.