Home / 219,546.75-302,970.54-124,051.38

Finding the Fourth Proportional to 219,546.75, 302,970.54 and 124,051.38

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Solution

The fourth proportional to 219,546.75, 302,970.54 and 124,051.38 is: 171,188.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,546.75 : 302,970.54 = 124,051.38 : x
  2. Step 2: Convert to fraction form
    219,546.75/302,970.54 = 124,051.38/x
  3. Step 3: Cross multiply
    219,546.75x = 302,970.54 × 124,051.38
  4. Step 4: Simplify right side
    219,546.75x = 37,583,913,586.35
  5. Step 5: Solve for x
    x = 37,583,913,586.35/219,546.75
  6. Step 6: Final answer
    x = 171,188.66

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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.