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Finding the Fourth Proportional to 102,527.55, 153,807.17 and 43,363.55

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Solution

The fourth proportional to 102,527.55, 153,807.17 and 43,363.55 is: 65,052.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,527.55 : 153,807.17 = 43,363.55 : x
  2. Step 2: Convert to fraction form
    102,527.55/153,807.17 = 43,363.55/x
  3. Step 3: Cross multiply
    102,527.55x = 153,807.17 × 43,363.55
  4. Step 4: Simplify right side
    102,527.55x = 6,669,624,689.84
  5. Step 5: Solve for x
    x = 6,669,624,689.84/102,527.55
  6. Step 6: Final answer
    x = 65,052.02

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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.