Home / 52,026.17-78,043.26-18,749.48

Finding the Fourth Proportional to 52,026.17, 78,043.26 and 18,749.48

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Solution

The fourth proportional to 52,026.17, 78,043.26 and 18,749.48 is: 28,125.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,026.17 : 78,043.26 = 18,749.48 : x
  2. Step 2: Convert to fraction form
    52,026.17/78,043.26 = 18,749.48/x
  3. Step 3: Cross multiply
    52,026.17x = 78,043.26 × 18,749.48
  4. Step 4: Simplify right side
    52,026.17x = 1,463,270,542.50
  5. Step 5: Solve for x
    x = 1,463,270,542.50/52,026.17
  6. Step 6: Final answer
    x = 28,125.66

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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.