Home / 67,684.23-93,412.62-38,619.77

Finding the Fourth Proportional to 67,684.23, 93,412.62 and 38,619.77

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Solution

The fourth proportional to 67,684.23, 93,412.62 and 38,619.77 is: 53,300.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,684.23 : 93,412.62 = 38,619.77 : x
  2. Step 2: Convert to fraction form
    67,684.23/93,412.62 = 38,619.77/x
  3. Step 3: Cross multiply
    67,684.23x = 93,412.62 × 38,619.77
  4. Step 4: Simplify right side
    67,684.23x = 3,607,573,432.43
  5. Step 5: Solve for x
    x = 3,607,573,432.43/67,684.23
  6. Step 6: Final answer
    x = 53,300.06

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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.