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Finding the Fourth Proportional to 98,313.55, 147,376.90 and 62,674.84

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Solution

The fourth proportional to 98,313.55, 147,376.90 and 62,674.84 is: 93,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,313.55 : 147,376.90 = 62,674.84 : x
  2. Step 2: Convert to fraction form
    98,313.55/147,376.90 = 62,674.84/x
  3. Step 3: Cross multiply
    98,313.55x = 147,376.90 × 62,674.84
  4. Step 4: Simplify right side
    98,313.55x = 9,236,823,627.20
  5. Step 5: Solve for x
    x = 9,236,823,627.20/98,313.55
  6. Step 6: Final answer
    x = 93,952.70

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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.