Home / 109,725.30-164,587.95-59,829.30

Finding the Fourth Proportional to 109,725.30, 164,587.95 and 59,829.30

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Solution

The fourth proportional to 109,725.30, 164,587.95 and 59,829.30 is: 89,743.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,725.30 : 164,587.95 = 59,829.30 : x
  2. Step 2: Convert to fraction form
    109,725.30/164,587.95 = 59,829.30/x
  3. Step 3: Cross multiply
    109,725.30x = 164,587.95 × 59,829.30
  4. Step 4: Simplify right side
    109,725.30x = 9,847,181,836.94
  5. Step 5: Solve for x
    x = 9,847,181,836.94/109,725.30
  6. Step 6: Final answer
    x = 89,743.95

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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.