Home / 177,774.56-245,390.64-102,353.12

Finding the Fourth Proportional to 177,774.56, 245,390.64 and 102,353.12

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Solution

The fourth proportional to 177,774.56, 245,390.64 and 102,353.12 is: 141,282.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,774.56 : 245,390.64 = 102,353.12 : x
  2. Step 2: Convert to fraction form
    177,774.56/245,390.64 = 102,353.12/x
  3. Step 3: Cross multiply
    177,774.56x = 245,390.64 × 102,353.12
  4. Step 4: Simplify right side
    177,774.56x = 25,116,497,622.80
  5. Step 5: Solve for x
    x = 25,116,497,622.80/177,774.56
  6. Step 6: Final answer
    x = 141,282.86

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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.