Home / 109,283.04-163,827.30-42,708.03

Finding the Fourth Proportional to 109,283.04, 163,827.30 and 42,708.03

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Solution

The fourth proportional to 109,283.04, 163,827.30 and 42,708.03 is: 64,024.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,283.04 : 163,827.30 = 42,708.03 : x
  2. Step 2: Convert to fraction form
    109,283.04/163,827.30 = 42,708.03/x
  3. Step 3: Cross multiply
    109,283.04x = 163,827.30 × 42,708.03
  4. Step 4: Simplify right side
    109,283.04x = 6,996,740,789.02
  5. Step 5: Solve for x
    x = 6,996,740,789.02/109,283.04
  6. Step 6: Final answer
    x = 64,024.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.