Home / 48,787.86-67,334.51-29,670.75

Finding the Fourth Proportional to 48,787.86, 67,334.51 and 29,670.75

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Solution

The fourth proportional to 48,787.86, 67,334.51 and 29,670.75 is: 40,950.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,787.86 : 67,334.51 = 29,670.75 : x
  2. Step 2: Convert to fraction form
    48,787.86/67,334.51 = 29,670.75/x
  3. Step 3: Cross multiply
    48,787.86x = 67,334.51 × 29,670.75
  4. Step 4: Simplify right side
    48,787.86x = 1,997,865,486.76
  5. Step 5: Solve for x
    x = 1,997,865,486.76/48,787.86
  6. Step 6: Final answer
    x = 40,950.05

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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.