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Finding the Fourth Proportional to 77,572.95, 116,377.62 and 24,980.46

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Solution

The fourth proportional to 77,572.95, 116,377.62 and 24,980.46 is: 37,476.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,572.95 : 116,377.62 = 24,980.46 : x
  2. Step 2: Convert to fraction form
    77,572.95/116,377.62 = 24,980.46/x
  3. Step 3: Cross multiply
    77,572.95x = 116,377.62 × 24,980.46
  4. Step 4: Simplify right side
    77,572.95x = 2,907,166,481.31
  5. Step 5: Solve for x
    x = 2,907,166,481.31/77,572.95
  6. Step 6: Final answer
    x = 37,476.55

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1.5x scale

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.