Home / 103,340.46-142,600.54-60,323.70

Finding the Fourth Proportional to 103,340.46, 142,600.54 and 60,323.70

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Solution

The fourth proportional to 103,340.46, 142,600.54 and 60,323.70 is: 83,241.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,340.46 : 142,600.54 = 60,323.70 : x
  2. Step 2: Convert to fraction form
    103,340.46/142,600.54 = 60,323.70/x
  3. Step 3: Cross multiply
    103,340.46x = 142,600.54 × 60,323.70
  4. Step 4: Simplify right side
    103,340.46x = 8,602,192,194.80
  5. Step 5: Solve for x
    x = 8,602,192,194.80/103,340.46
  6. Step 6: Final answer
    x = 83,241.28

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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.