Home / 453,110.40-679,663.20-116,150.40

Finding the Fourth Proportional to 453,110.40, 679,663.20 and 116,150.40

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Solution

The fourth proportional to 453,110.40, 679,663.20 and 116,150.40 is: 174,224.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,110.40 : 679,663.20 = 116,150.40 : x
  2. Step 2: Convert to fraction form
    453,110.40/679,663.20 = 116,150.40/x
  3. Step 3: Cross multiply
    453,110.40x = 679,663.20 × 116,150.40
  4. Step 4: Simplify right side
    453,110.40x = 78,943,152,545.28
  5. Step 5: Solve for x
    x = 78,943,152,545.28/453,110.40
  6. Step 6: Final answer
    x = 174,224.98

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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.