Home / 102,515.02-141,467.52-60,101.80

Finding the Fourth Proportional to 102,515.02, 141,467.52 and 60,101.80

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Solution

The fourth proportional to 102,515.02, 141,467.52 and 60,101.80 is: 82,938.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,515.02 : 141,467.52 = 60,101.80 : x
  2. Step 2: Convert to fraction form
    102,515.02/141,467.52 = 60,101.80/x
  3. Step 3: Cross multiply
    102,515.02x = 141,467.52 × 60,101.80
  4. Step 4: Simplify right side
    102,515.02x = 8,502,452,593.54
  5. Step 5: Solve for x
    x = 8,502,452,593.54/102,515.02
  6. Step 6: Final answer
    x = 82,938.60

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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.