Home / 104,971.59-144,817.18-61,934.00

Finding the Fourth Proportional to 104,971.59, 144,817.18 and 61,934.00

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Solution

The fourth proportional to 104,971.59, 144,817.18 and 61,934.00 is: 85,443.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,971.59 : 144,817.18 = 61,934.00 : x
  2. Step 2: Convert to fraction form
    104,971.59/144,817.18 = 61,934.00/x
  3. Step 3: Cross multiply
    104,971.59x = 144,817.18 × 61,934.00
  4. Step 4: Simplify right side
    104,971.59x = 8,969,106,347.20
  5. Step 5: Solve for x
    x = 8,969,106,347.20/104,971.59
  6. Step 6: Final answer
    x = 85,443.18

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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.