Home / 156,944.30-235,416.45-136,208.30

Finding the Fourth Proportional to 156,944.30, 235,416.45 and 136,208.30

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Solution

The fourth proportional to 156,944.30, 235,416.45 and 136,208.30 is: 204,312.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,944.30 : 235,416.45 = 136,208.30 : x
  2. Step 2: Convert to fraction form
    156,944.30/235,416.45 = 136,208.30/x
  3. Step 3: Cross multiply
    156,944.30x = 235,416.45 × 136,208.30
  4. Step 4: Simplify right side
    156,944.30x = 32,065,674,446.54
  5. Step 5: Solve for x
    x = 32,065,674,446.54/156,944.30
  6. Step 6: Final answer
    x = 204,312.45

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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.