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Finding the Fourth Proportional to 98,291.07, 147,436.70 and 24,419.07

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Solution

The fourth proportional to 98,291.07, 147,436.70 and 24,419.07 is: 36,628.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,291.07 : 147,436.70 = 24,419.07 : x
  2. Step 2: Convert to fraction form
    98,291.07/147,436.70 = 24,419.07/x
  3. Step 3: Cross multiply
    98,291.07x = 147,436.70 × 24,419.07
  4. Step 4: Simplify right side
    98,291.07x = 3,600,266,975.77
  5. Step 5: Solve for x
    x = 3,600,266,975.77/98,291.07
  6. Step 6: Final answer
    x = 36,628.63

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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.