Home / 234,435.75-323,521.47-127,006.53

Finding the Fourth Proportional to 234,435.75, 323,521.47 and 127,006.53

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Solution

The fourth proportional to 234,435.75, 323,521.47 and 127,006.53 is: 175,269.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,435.75 : 323,521.47 = 127,006.53 : x
  2. Step 2: Convert to fraction form
    234,435.75/323,521.47 = 127,006.53/x
  3. Step 3: Cross multiply
    234,435.75x = 323,521.47 × 127,006.53
  4. Step 4: Simplify right side
    234,435.75x = 41,089,339,285.20
  5. Step 5: Solve for x
    x = 41,089,339,285.20/234,435.75
  6. Step 6: Final answer
    x = 175,269.08

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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.