Home / 58,836.84-81,193.98-31,979.88

Finding the Fourth Proportional to 58,836.84, 81,193.98 and 31,979.88

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Solution

The fourth proportional to 58,836.84, 81,193.98 and 31,979.88 is: 44,131.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,836.84 : 81,193.98 = 31,979.88 : x
  2. Step 2: Convert to fraction form
    58,836.84/81,193.98 = 31,979.88/x
  3. Step 3: Cross multiply
    58,836.84x = 81,193.98 × 31,979.88
  4. Step 4: Simplify right side
    58,836.84x = 2,596,573,737.12
  5. Step 5: Solve for x
    x = 2,596,573,737.12/58,836.84
  6. Step 6: Final answer
    x = 44,131.77

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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.