Home / 75,611.02-104,344.40-43,348.47

Finding the Fourth Proportional to 75,611.02, 104,344.40 and 43,348.47

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Solution

The fourth proportional to 75,611.02, 104,344.40 and 43,348.47 is: 59,821.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,611.02 : 104,344.40 = 43,348.47 : x
  2. Step 2: Convert to fraction form
    75,611.02/104,344.40 = 43,348.47/x
  3. Step 3: Cross multiply
    75,611.02x = 104,344.40 × 43,348.47
  4. Step 4: Simplify right side
    75,611.02x = 4,523,169,810.15
  5. Step 5: Solve for x
    x = 4,523,169,810.15/75,611.02
  6. Step 6: Final answer
    x = 59,821.57

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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.