Home / 79,252.04-109,304.05-69,671.45

Finding the Fourth Proportional to 79,252.04, 109,304.05 and 69,671.45

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Solution

The fourth proportional to 79,252.04, 109,304.05 and 69,671.45 is: 96,090.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,252.04 : 109,304.05 = 69,671.45 : x
  2. Step 2: Convert to fraction form
    79,252.04/109,304.05 = 69,671.45/x
  3. Step 3: Cross multiply
    79,252.04x = 109,304.05 × 69,671.45
  4. Step 4: Simplify right side
    79,252.04x = 7,615,371,654.37
  5. Step 5: Solve for x
    x = 7,615,371,654.37/79,252.04
  6. Step 6: Final answer
    x = 96,090.54

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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.