Home / 52,813.98-79,032.24-45,875.75

Finding the Fourth Proportional to 52,813.98, 79,032.24 and 45,875.75

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Solution

The fourth proportional to 52,813.98, 79,032.24 and 45,875.75 is: 68,649.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,813.98 : 79,032.24 = 45,875.75 : x
  2. Step 2: Convert to fraction form
    52,813.98/79,032.24 = 45,875.75/x
  3. Step 3: Cross multiply
    52,813.98x = 79,032.24 × 45,875.75
  4. Step 4: Simplify right side
    52,813.98x = 3,625,662,889.02
  5. Step 5: Solve for x
    x = 3,625,662,889.02/52,813.98
  6. Step 6: Final answer
    x = 68,649.68

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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.