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Finding the Fourth Proportional to 134,903.56, 202,365.12 and 51,797.56

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Solution

The fourth proportional to 134,903.56, 202,365.12 and 51,797.56 is: 77,700.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,903.56 : 202,365.12 = 51,797.56 : x
  2. Step 2: Convert to fraction form
    134,903.56/202,365.12 = 51,797.56/x
  3. Step 3: Cross multiply
    134,903.56x = 202,365.12 × 51,797.56
  4. Step 4: Simplify right side
    134,903.56x = 10,482,019,445.11
  5. Step 5: Solve for x
    x = 10,482,019,445.11/134,903.56
  6. Step 6: Final answer
    x = 77,700.10

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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.