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Finding the Fourth Proportional to 65,473.50, 98,210.25 and 16,225.50

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Solution

The fourth proportional to 65,473.50, 98,210.25 and 16,225.50 is: 24,338.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,473.50 : 98,210.25 = 16,225.50 : x
  2. Step 2: Convert to fraction form
    65,473.50/98,210.25 = 16,225.50/x
  3. Step 3: Cross multiply
    65,473.50x = 98,210.25 × 16,225.50
  4. Step 4: Simplify right side
    65,473.50x = 1,593,510,411.38
  5. Step 5: Solve for x
    x = 1,593,510,411.38/65,473.50
  6. Step 6: Final answer
    x = 24,338.25

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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.