Home / 75,016.02-103,487.40-43,166.47

Finding the Fourth Proportional to 75,016.02, 103,487.40 and 43,166.47

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Solution

The fourth proportional to 75,016.02, 103,487.40 and 43,166.47 is: 59,549.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,016.02 : 103,487.40 = 43,166.47 : x
  2. Step 2: Convert to fraction form
    75,016.02/103,487.40 = 43,166.47/x
  3. Step 3: Cross multiply
    75,016.02x = 103,487.40 × 43,166.47
  4. Step 4: Simplify right side
    75,016.02x = 4,467,185,747.48
  5. Step 5: Solve for x
    x = 4,467,185,747.48/75,016.02
  6. Step 6: Final answer
    x = 59,549.76

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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.