Home / 94,029.04-129,739.80-54,262

Finding the Fourth Proportional to 94,029.04, 129,739.80 and 54,262

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Solution

The fourth proportional to 94,029.04, 129,739.80 and 54,262 is: 74,869.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,029.04 : 129,739.80 = 54,262 : x
  2. Step 2: Convert to fraction form
    94,029.04/129,739.80 = 54,262/x
  3. Step 3: Cross multiply
    94,029.04x = 129,739.80 × 54,262
  4. Step 4: Simplify right side
    94,029.04x = 7,039,941,027.60
  5. Step 5: Solve for x
    x = 7,039,941,027.60/94,029.04
  6. Step 6: Final answer
    x = 74,869.86

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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.