Home / 58,649.90-87,961.34-34,964.12

Finding the Fourth Proportional to 58,649.90, 87,961.34 and 34,964.12

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Solution

The fourth proportional to 58,649.90, 87,961.34 and 34,964.12 is: 52,438.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,649.90 : 87,961.34 = 34,964.12 : x
  2. Step 2: Convert to fraction form
    58,649.90/87,961.34 = 34,964.12/x
  3. Step 3: Cross multiply
    58,649.90x = 87,961.34 × 34,964.12
  4. Step 4: Simplify right side
    58,649.90x = 3,075,490,847.12
  5. Step 5: Solve for x
    x = 3,075,490,847.12/58,649.90
  6. Step 6: Final answer
    x = 52,438.13

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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.