Home / 123,865.02-170,935.65-67,276.35

Finding the Fourth Proportional to 123,865.02, 170,935.65 and 67,276.35

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Solution

The fourth proportional to 123,865.02, 170,935.65 and 67,276.35 is: 92,842.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,865.02 : 170,935.65 = 67,276.35 : x
  2. Step 2: Convert to fraction form
    123,865.02/170,935.65 = 67,276.35/x
  3. Step 3: Cross multiply
    123,865.02x = 170,935.65 × 67,276.35
  4. Step 4: Simplify right side
    123,865.02x = 11,499,926,616.88
  5. Step 5: Solve for x
    x = 11,499,926,616.88/123,865.02
  6. Step 6: Final answer
    x = 92,842.41

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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.