Home / 54,284.65-74,911.91-30,411.25

Finding the Fourth Proportional to 54,284.65, 74,911.91 and 30,411.25

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Solution

The fourth proportional to 54,284.65, 74,911.91 and 30,411.25 is: 41,967.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,284.65 : 74,911.91 = 30,411.25 : x
  2. Step 2: Convert to fraction form
    54,284.65/74,911.91 = 30,411.25/x
  3. Step 3: Cross multiply
    54,284.65x = 74,911.91 × 30,411.25
  4. Step 4: Simplify right side
    54,284.65x = 2,278,164,483.65
  5. Step 5: Solve for x
    x = 2,278,164,483.65/54,284.65
  6. Step 6: Final answer
    x = 41,967.01

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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.