Home / 161,532.45-242,320.86-54,887.76

Finding the Fourth Proportional to 161,532.45, 242,320.86 and 54,887.76

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Solution

The fourth proportional to 161,532.45, 242,320.86 and 54,887.76 is: 82,339.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,532.45 : 242,320.86 = 54,887.76 : x
  2. Step 2: Convert to fraction form
    161,532.45/242,320.86 = 54,887.76/x
  3. Step 3: Cross multiply
    161,532.45x = 242,320.86 × 54,887.76
  4. Step 4: Simplify right side
    161,532.45x = 13,300,449,206.67
  5. Step 5: Solve for x
    x = 13,300,449,206.67/161,532.45
  6. Step 6: Final answer
    x = 82,339.18

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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.