Home / 161,386.91-241,991.50-66,595.55

Finding the Fourth Proportional to 161,386.91, 241,991.50 and 66,595.55

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Solution

The fourth proportional to 161,386.91, 241,991.50 and 66,595.55 is: 99,856.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,386.91 : 241,991.50 = 66,595.55 : x
  2. Step 2: Convert to fraction form
    161,386.91/241,991.50 = 66,595.55/x
  3. Step 3: Cross multiply
    161,386.91x = 241,991.50 × 66,595.55
  4. Step 4: Simplify right side
    161,386.91x = 16,115,557,147.45
  5. Step 5: Solve for x
    x = 16,115,557,147.45/161,386.91
  6. Step 6: Final answer
    x = 99,856.65

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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.