Home / 53,984.69-74,498.84-30,111.36

Finding the Fourth Proportional to 53,984.69, 74,498.84 and 30,111.36

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Solution

The fourth proportional to 53,984.69, 74,498.84 and 30,111.36 is: 41,553.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,984.69 : 74,498.84 = 30,111.36 : x
  2. Step 2: Convert to fraction form
    53,984.69/74,498.84 = 30,111.36/x
  3. Step 3: Cross multiply
    53,984.69x = 74,498.84 × 30,111.36
  4. Step 4: Simplify right side
    53,984.69x = 2,243,261,073.81
  5. Step 5: Solve for x
    x = 2,243,261,073.81/53,984.69
  6. Step 6: Final answer
    x = 41,553.65

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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.