Home / 161,759.10-242,638.65-56,567.10

Finding the Fourth Proportional to 161,759.10, 242,638.65 and 56,567.10

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Solution

The fourth proportional to 161,759.10, 242,638.65 and 56,567.10 is: 84,850.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,759.10 : 242,638.65 = 56,567.10 : x
  2. Step 2: Convert to fraction form
    161,759.10/242,638.65 = 56,567.10/x
  3. Step 3: Cross multiply
    161,759.10x = 242,638.65 × 56,567.10
  4. Step 4: Simplify right side
    161,759.10x = 13,725,364,778.42
  5. Step 5: Solve for x
    x = 13,725,364,778.42/161,759.10
  6. Step 6: Final answer
    x = 84,850.65

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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.