Home / 67,740.36-93,527.32-42,285.48

Finding the Fourth Proportional to 67,740.36, 93,527.32 and 42,285.48

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Solution

The fourth proportional to 67,740.36, 93,527.32 and 42,285.48 is: 58,382.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,740.36 : 93,527.32 = 42,285.48 : x
  2. Step 2: Convert to fraction form
    67,740.36/93,527.32 = 42,285.48/x
  3. Step 3: Cross multiply
    67,740.36x = 93,527.32 × 42,285.48
  4. Step 4: Simplify right side
    67,740.36x = 3,954,847,619.31
  5. Step 5: Solve for x
    x = 3,954,847,619.31/67,740.36
  6. Step 6: Final answer
    x = 58,382.44

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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.