Home / 43,021.02-59,370.12-27,919.92

Finding the Fourth Proportional to 43,021.02, 59,370.12 and 27,919.92

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Solution

The fourth proportional to 43,021.02, 59,370.12 and 27,919.92 is: 38,530.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,021.02 : 59,370.12 = 27,919.92 : x
  2. Step 2: Convert to fraction form
    43,021.02/59,370.12 = 27,919.92/x
  3. Step 3: Cross multiply
    43,021.02x = 59,370.12 × 27,919.92
  4. Step 4: Simplify right side
    43,021.02x = 1,657,609,000.79
  5. Step 5: Solve for x
    x = 1,657,609,000.79/43,021.02
  6. Step 6: Final answer
    x = 38,530.21

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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.