Home / 351,196.12-526,667.80-151,430.68

Finding the Fourth Proportional to 351,196.12, 526,667.80 and 151,430.68

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Solution

The fourth proportional to 351,196.12, 526,667.80 and 151,430.68 is: 227,091.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,196.12 : 526,667.80 = 151,430.68 : x
  2. Step 2: Convert to fraction form
    351,196.12/526,667.80 = 151,430.68/x
  3. Step 3: Cross multiply
    351,196.12x = 526,667.80 × 151,430.68
  4. Step 4: Simplify right side
    351,196.12x = 79,753,663,088.10
  5. Step 5: Solve for x
    x = 79,753,663,088.10/351,196.12
  6. Step 6: Final answer
    x = 227,091.53

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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.