Home / 108,690.04-149,990.35-60,943.24

Finding the Fourth Proportional to 108,690.04, 149,990.35 and 60,943.24

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Solution

The fourth proportional to 108,690.04, 149,990.35 and 60,943.24 is: 84,100.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,690.04 : 149,990.35 = 60,943.24 : x
  2. Step 2: Convert to fraction form
    108,690.04/149,990.35 = 60,943.24/x
  3. Step 3: Cross multiply
    108,690.04x = 149,990.35 × 60,943.24
  4. Step 4: Simplify right side
    108,690.04x = 9,140,897,897.73
  5. Step 5: Solve for x
    x = 9,140,897,897.73/108,690.04
  6. Step 6: Final answer
    x = 84,100.60

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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.