Home / 110,438.09-165,665.53-42,941.13

Finding the Fourth Proportional to 110,438.09, 165,665.53 and 42,941.13

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Solution

The fourth proportional to 110,438.09, 165,665.53 and 42,941.13 is: 64,414.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,438.09 : 165,665.53 = 42,941.13 : x
  2. Step 2: Convert to fraction form
    110,438.09/165,665.53 = 42,941.13/x
  3. Step 3: Cross multiply
    110,438.09x = 165,665.53 × 42,941.13
  4. Step 4: Simplify right side
    110,438.09x = 7,113,865,060.25
  5. Step 5: Solve for x
    x = 7,113,865,060.25/110,438.09
  6. Step 6: Final answer
    x = 64,414.96

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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.