Home / 42,030.93-57,984.30-27,672.24

Finding the Fourth Proportional to 42,030.93, 57,984.30 and 27,672.24

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Solution

The fourth proportional to 42,030.93, 57,984.30 and 27,672.24 is: 38,175.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,030.93 : 57,984.30 = 27,672.24 : x
  2. Step 2: Convert to fraction form
    42,030.93/57,984.30 = 27,672.24/x
  3. Step 3: Cross multiply
    42,030.93x = 57,984.30 × 27,672.24
  4. Step 4: Simplify right side
    42,030.93x = 1,604,555,465.83
  5. Step 5: Solve for x
    x = 1,604,555,465.83/42,030.93
  6. Step 6: Final answer
    x = 38,175.59

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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.