Home / 103,426.64-142,737.36-60,993.44

Finding the Fourth Proportional to 103,426.64, 142,737.36 and 60,993.44

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Solution

The fourth proportional to 103,426.64, 142,737.36 and 60,993.44 is: 84,176.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,426.64 : 142,737.36 = 60,993.44 : x
  2. Step 2: Convert to fraction form
    103,426.64/142,737.36 = 60,993.44/x
  3. Step 3: Cross multiply
    103,426.64x = 142,737.36 × 60,993.44
  4. Step 4: Simplify right side
    103,426.64x = 8,706,042,602.92
  5. Step 5: Solve for x
    x = 8,706,042,602.92/103,426.64
  6. Step 6: Final answer
    x = 84,176.02

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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.