Home / 156,676.40-235,014.60-38,346.20

Finding the Fourth Proportional to 156,676.40, 235,014.60 and 38,346.20

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Solution

The fourth proportional to 156,676.40, 235,014.60 and 38,346.20 is: 57,519.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,676.40 : 235,014.60 = 38,346.20 : x
  2. Step 2: Convert to fraction form
    156,676.40/235,014.60 = 38,346.20/x
  3. Step 3: Cross multiply
    156,676.40x = 235,014.60 × 38,346.20
  4. Step 4: Simplify right side
    156,676.40x = 9,011,916,854.52
  5. Step 5: Solve for x
    x = 9,011,916,854.52/156,676.40
  6. Step 6: Final answer
    x = 57,519.30

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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.