Home / 453,111.40-679,664.70-116,151.40

Finding the Fourth Proportional to 453,111.40, 679,664.70 and 116,151.40

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Solution

The fourth proportional to 453,111.40, 679,664.70 and 116,151.40 is: 174,226.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,111.40 : 679,664.70 = 116,151.40 : x
  2. Step 2: Convert to fraction form
    453,111.40/679,664.70 = 116,151.40/x
  3. Step 3: Cross multiply
    453,111.40x = 679,664.70 × 116,151.40
  4. Step 4: Simplify right side
    453,111.40x = 78,944,006,435.58
  5. Step 5: Solve for x
    x = 78,944,006,435.58/453,111.40
  6. Step 6: Final answer
    x = 174,226.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.