Home / 104,821.80-144,686.72-59,529.94

Finding the Fourth Proportional to 104,821.80, 144,686.72 and 59,529.94

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Solution

The fourth proportional to 104,821.80, 144,686.72 and 59,529.94 is: 82,169.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,821.80 : 144,686.72 = 59,529.94 : x
  2. Step 2: Convert to fraction form
    104,821.80/144,686.72 = 59,529.94/x
  3. Step 3: Cross multiply
    104,821.80x = 144,686.72 × 59,529.94
  4. Step 4: Simplify right side
    104,821.80x = 8,613,191,547.50
  5. Step 5: Solve for x
    x = 8,613,191,547.50/104,821.80
  6. Step 6: Final answer
    x = 82,169.85

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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.