Home / 54,174.02-74,763.81-30,302.91

Finding the Fourth Proportional to 54,174.02, 74,763.81 and 30,302.91

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Solution

The fourth proportional to 54,174.02, 74,763.81 and 30,302.91 is: 41,820.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,174.02 : 74,763.81 = 30,302.91 : x
  2. Step 2: Convert to fraction form
    54,174.02/74,763.81 = 30,302.91/x
  3. Step 3: Cross multiply
    54,174.02x = 74,763.81 × 30,302.91
  4. Step 4: Simplify right side
    54,174.02x = 2,265,561,005.69
  5. Step 5: Solve for x
    x = 2,265,561,005.69/54,174.02
  6. Step 6: Final answer
    x = 41,820.07

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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.