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Finding the Fourth Proportional to 254,557.71, 351,210.60 and 147,088.53

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Solution

The fourth proportional to 254,557.71, 351,210.60 and 147,088.53 is: 202,936.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,557.71 : 351,210.60 = 147,088.53 : x
  2. Step 2: Convert to fraction form
    254,557.71/351,210.60 = 147,088.53/x
  3. Step 3: Cross multiply
    254,557.71x = 351,210.60 × 147,088.53
  4. Step 4: Simplify right side
    254,557.71x = 51,659,050,874.42
  5. Step 5: Solve for x
    x = 51,659,050,874.42/254,557.71
  6. Step 6: Final answer
    x = 202,936.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.