Home / 45,031.19-67,548.15-15,448.59

Finding the Fourth Proportional to 45,031.19, 67,548.15 and 15,448.59

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Solution

The fourth proportional to 45,031.19, 67,548.15 and 15,448.59 is: 23,173.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,031.19 : 67,548.15 = 15,448.59 : x
  2. Step 2: Convert to fraction form
    45,031.19/67,548.15 = 15,448.59/x
  3. Step 3: Cross multiply
    45,031.19x = 67,548.15 × 15,448.59
  4. Step 4: Simplify right side
    45,031.19x = 1,043,523,927.91
  5. Step 5: Solve for x
    x = 1,043,523,927.91/45,031.19
  6. Step 6: Final answer
    x = 23,173.36

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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.