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Finding the Fourth Proportional to 166,615.53, 229,895.46 and 98,598.46

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Solution

The fourth proportional to 166,615.53, 229,895.46 and 98,598.46 is: 136,045.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,615.53 : 229,895.46 = 98,598.46 : x
  2. Step 2: Convert to fraction form
    166,615.53/229,895.46 = 98,598.46/x
  3. Step 3: Cross multiply
    166,615.53x = 229,895.46 × 98,598.46
  4. Step 4: Simplify right side
    166,615.53x = 22,667,338,316.99
  5. Step 5: Solve for x
    x = 22,667,338,316.99/166,615.53
  6. Step 6: Final answer
    x = 136,045.77

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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.