Home / 104,586.99-144,331.16-56,840.33

Finding the Fourth Proportional to 104,586.99, 144,331.16 and 56,840.33

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Solution

The fourth proportional to 104,586.99, 144,331.16 and 56,840.33 is: 78,440.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,586.99 : 144,331.16 = 56,840.33 : x
  2. Step 2: Convert to fraction form
    104,586.99/144,331.16 = 56,840.33/x
  3. Step 3: Cross multiply
    104,586.99x = 144,331.16 × 56,840.33
  4. Step 4: Simplify right side
    104,586.99x = 8,203,829,757.83
  5. Step 5: Solve for x
    x = 8,203,829,757.83/104,586.99
  6. Step 6: Final answer
    x = 78,440.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.