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Finding the Fourth Proportional to 98,377.67, 147,597.65 and 35,196.40

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Solution

The fourth proportional to 98,377.67, 147,597.65 and 35,196.40 is: 52,805.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,377.67 : 147,597.65 = 35,196.40 : x
  2. Step 2: Convert to fraction form
    98,377.67/147,597.65 = 35,196.40/x
  3. Step 3: Cross multiply
    98,377.67x = 147,597.65 × 35,196.40
  4. Step 4: Simplify right side
    98,377.67x = 5,194,905,928.46
  5. Step 5: Solve for x
    x = 5,194,905,928.46/98,377.67
  6. Step 6: Final answer
    x = 52,805.74

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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.