Home / 102,393.03-141,299.98-59,380.21

Finding the Fourth Proportional to 102,393.03, 141,299.98 and 59,380.21

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Solution

The fourth proportional to 102,393.03, 141,299.98 and 59,380.21 is: 81,943.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,393.03 : 141,299.98 = 59,380.21 : x
  2. Step 2: Convert to fraction form
    102,393.03/141,299.98 = 59,380.21/x
  3. Step 3: Cross multiply
    102,393.03x = 141,299.98 × 59,380.21
  4. Step 4: Simplify right side
    102,393.03x = 8,390,422,569.24
  5. Step 5: Solve for x
    x = 8,390,422,569.24/102,393.03
  6. Step 6: Final answer
    x = 81,943.29

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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.