Home / 48,592.61-67,070.33-31,639.21

Finding the Fourth Proportional to 48,592.61, 67,070.33 and 31,639.21

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Solution

The fourth proportional to 48,592.61, 67,070.33 and 31,639.21 is: 43,670.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,592.61 : 67,070.33 = 31,639.21 : x
  2. Step 2: Convert to fraction form
    48,592.61/67,070.33 = 31,639.21/x
  3. Step 3: Cross multiply
    48,592.61x = 67,070.33 × 31,639.21
  4. Step 4: Simplify right side
    48,592.61x = 2,122,052,048.41
  5. Step 5: Solve for x
    x = 2,122,052,048.41/48,592.61
  6. Step 6: Final answer
    x = 43,670.26

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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.