Home / 176,020.70-263,263.05-157,435.10

Finding the Fourth Proportional to 176,020.70, 263,263.05 and 157,435.10

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Solution

The fourth proportional to 176,020.70, 263,263.05 and 157,435.10 is: 235,465.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,020.70 : 263,263.05 = 157,435.10 : x
  2. Step 2: Convert to fraction form
    176,020.70/263,263.05 = 157,435.10/x
  3. Step 3: Cross multiply
    176,020.70x = 263,263.05 × 157,435.10
  4. Step 4: Simplify right side
    176,020.70x = 41,446,844,603.06
  5. Step 5: Solve for x
    x = 41,446,844,603.06/176,020.70
  6. Step 6: Final answer
    x = 235,465.74

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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.