Home / 75,161.02-103,733.58-42,895.48

Finding the Fourth Proportional to 75,161.02, 103,733.58 and 42,895.48

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Solution

The fourth proportional to 75,161.02, 103,733.58 and 42,895.48 is: 59,202.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,161.02 : 103,733.58 = 42,895.48 : x
  2. Step 2: Convert to fraction form
    75,161.02/103,733.58 = 42,895.48/x
  3. Step 3: Cross multiply
    75,161.02x = 103,733.58 × 42,895.48
  4. Step 4: Simplify right side
    75,161.02x = 4,449,701,706.22
  5. Step 5: Solve for x
    x = 4,449,701,706.22/75,161.02
  6. Step 6: Final answer
    x = 59,202.25

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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.