Home / 161,156.10-241,671.61-54,511.57

Finding the Fourth Proportional to 161,156.10, 241,671.61 and 54,511.57

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Solution

The fourth proportional to 161,156.10, 241,671.61 and 54,511.57 is: 81,746.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,156.10 : 241,671.61 = 54,511.57 : x
  2. Step 2: Convert to fraction form
    161,156.10/241,671.61 = 54,511.57/x
  3. Step 3: Cross multiply
    161,156.10x = 241,671.61 × 54,511.57
  4. Step 4: Simplify right side
    161,156.10x = 13,173,898,885.53
  5. Step 5: Solve for x
    x = 13,173,898,885.53/161,156.10
  6. Step 6: Final answer
    x = 81,746.20

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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.