Home / 156,774.05-235,165.55-38,445.33

Finding the Fourth Proportional to 156,774.05, 235,165.55 and 38,445.33

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Solution

The fourth proportional to 156,774.05, 235,165.55 and 38,445.33 is: 57,669.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,774.05 : 235,165.55 = 38,445.33 : x
  2. Step 2: Convert to fraction form
    156,774.05/235,165.55 = 38,445.33/x
  3. Step 3: Cross multiply
    156,774.05x = 235,165.55 × 38,445.33
  4. Step 4: Simplify right side
    156,774.05x = 9,041,016,982.15
  5. Step 5: Solve for x
    x = 9,041,016,982.15/156,774.05
  6. Step 6: Final answer
    x = 57,669.09

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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.