Home / 166,878.89-250,394.88-91,000.93

Finding the Fourth Proportional to 166,878.89, 250,394.88 and 91,000.93

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Solution

The fourth proportional to 166,878.89, 250,394.88 and 91,000.93 is: 136,543.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,878.89 : 250,394.88 = 91,000.93 : x
  2. Step 2: Convert to fraction form
    166,878.89/250,394.88 = 91,000.93/x
  3. Step 3: Cross multiply
    166,878.89x = 250,394.88 × 91,000.93
  4. Step 4: Simplify right side
    166,878.89x = 22,786,166,947.24
  5. Step 5: Solve for x
    x = 22,786,166,947.24/166,878.89
  6. Step 6: Final answer
    x = 136,543.14

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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.