Home / 177,930.84-245,633.40-102,464.76

Finding the Fourth Proportional to 177,930.84, 245,633.40 and 102,464.76

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Solution

The fourth proportional to 177,930.84, 245,633.40 and 102,464.76 is: 141,452.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,930.84 : 245,633.40 = 102,464.76 : x
  2. Step 2: Convert to fraction form
    177,930.84/245,633.40 = 102,464.76/x
  3. Step 3: Cross multiply
    177,930.84x = 245,633.40 × 102,464.76
  4. Step 4: Simplify right side
    177,930.84x = 25,168,767,378.98
  5. Step 5: Solve for x
    x = 25,168,767,378.98/177,930.84
  6. Step 6: Final answer
    x = 141,452.53

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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.