Home / 89,611.29-134,417.31-36,304.30

Finding the Fourth Proportional to 89,611.29, 134,417.31 and 36,304.30

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Solution

The fourth proportional to 89,611.29, 134,417.31 and 36,304.30 is: 54,456.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,611.29 : 134,417.31 = 36,304.30 : x
  2. Step 2: Convert to fraction form
    89,611.29/134,417.31 = 36,304.30/x
  3. Step 3: Cross multiply
    89,611.29x = 134,417.31 × 36,304.30
  4. Step 4: Simplify right side
    89,611.29x = 4,879,926,165.91
  5. Step 5: Solve for x
    x = 4,879,926,165.91/89,611.29
  6. Step 6: Final answer
    x = 54,456.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.