Home / 54,032.40-74,564.28-30,158.33

Finding the Fourth Proportional to 54,032.40, 74,564.28 and 30,158.33

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Solution

The fourth proportional to 54,032.40, 74,564.28 and 30,158.33 is: 41,618.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,032.40 : 74,564.28 = 30,158.33 : x
  2. Step 2: Convert to fraction form
    54,032.40/74,564.28 = 30,158.33/x
  3. Step 3: Cross multiply
    54,032.40x = 74,564.28 × 30,158.33
  4. Step 4: Simplify right side
    54,032.40x = 2,248,733,789.63
  5. Step 5: Solve for x
    x = 2,248,733,789.63/54,032.40
  6. Step 6: Final answer
    x = 41,618.25

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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.