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Finding the Fourth Proportional to 235,607.89, 325,114.62 and 140,096.14

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Solution

The fourth proportional to 235,607.89, 325,114.62 and 140,096.14 is: 193,318.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,607.89 : 325,114.62 = 140,096.14 : x
  2. Step 2: Convert to fraction form
    235,607.89/325,114.62 = 140,096.14/x
  3. Step 3: Cross multiply
    235,607.89x = 325,114.62 × 140,096.14
  4. Step 4: Simplify right side
    235,607.89x = 45,547,303,319.57
  5. Step 5: Solve for x
    x = 45,547,303,319.57/235,607.89
  6. Step 6: Final answer
    x = 193,318.24

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1.5x scale

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.