Home / 104,904.40-144,762.32-59,581.28

Finding the Fourth Proportional to 104,904.40, 144,762.32 and 59,581.28

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Solution

The fourth proportional to 104,904.40, 144,762.32 and 59,581.28 is: 82,218.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,904.40 : 144,762.32 = 59,581.28 : x
  2. Step 2: Convert to fraction form
    104,904.40/144,762.32 = 59,581.28/x
  3. Step 3: Cross multiply
    104,904.40x = 144,762.32 × 59,581.28
  4. Step 4: Simplify right side
    104,904.40x = 8,625,124,321.37
  5. Step 5: Solve for x
    x = 8,625,124,321.37/104,904.40
  6. Step 6: Final answer
    x = 82,218.90

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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.