Home / 141,047.02-194,478.23-115,459.12

Finding the Fourth Proportional to 141,047.02, 194,478.23 and 115,459.12

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Solution

The fourth proportional to 141,047.02, 194,478.23 and 115,459.12 is: 159,197.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,047.02 : 194,478.23 = 115,459.12 : x
  2. Step 2: Convert to fraction form
    141,047.02/194,478.23 = 115,459.12/x
  3. Step 3: Cross multiply
    141,047.02x = 194,478.23 × 115,459.12
  4. Step 4: Simplify right side
    141,047.02x = 22,454,285,826.70
  5. Step 5: Solve for x
    x = 22,454,285,826.70/141,047.02
  6. Step 6: Final answer
    x = 159,197.16

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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.