Home / 54,009.34-74,536.59-30,140.62

Finding the Fourth Proportional to 54,009.34, 74,536.59 and 30,140.62

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Solution

The fourth proportional to 54,009.34, 74,536.59 and 30,140.62 is: 41,596.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,009.34 : 74,536.59 = 30,140.62 : x
  2. Step 2: Convert to fraction form
    54,009.34/74,536.59 = 30,140.62/x
  3. Step 3: Cross multiply
    54,009.34x = 74,536.59 × 30,140.62
  4. Step 4: Simplify right side
    54,009.34x = 2,246,579,035.29
  5. Step 5: Solve for x
    x = 2,246,579,035.29/54,009.34
  6. Step 6: Final answer
    x = 41,596.12

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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.