Home / 45,730.80-68,701.59-32,436.81

Finding the Fourth Proportional to 45,730.80, 68,701.59 and 32,436.81

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Solution

The fourth proportional to 45,730.80, 68,701.59 and 32,436.81 is: 48,729.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,730.80 : 68,701.59 = 32,436.81 : x
  2. Step 2: Convert to fraction form
    45,730.80/68,701.59 = 32,436.81/x
  3. Step 3: Cross multiply
    45,730.80x = 68,701.59 × 32,436.81
  4. Step 4: Simplify right side
    45,730.80x = 2,228,460,421.53
  5. Step 5: Solve for x
    x = 2,228,460,421.53/45,730.80
  6. Step 6: Final answer
    x = 48,729.97

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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.