Home / 84,818.04-127,033.26-40,475.93

Finding the Fourth Proportional to 84,818.04, 127,033.26 and 40,475.93

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Solution

The fourth proportional to 84,818.04, 127,033.26 and 40,475.93 is: 60,621.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,818.04 : 127,033.26 = 40,475.93 : x
  2. Step 2: Convert to fraction form
    84,818.04/127,033.26 = 40,475.93/x
  3. Step 3: Cross multiply
    84,818.04x = 127,033.26 × 40,475.93
  4. Step 4: Simplify right side
    84,818.04x = 5,141,788,704.27
  5. Step 5: Solve for x
    x = 5,141,788,704.27/84,818.04
  6. Step 6: Final answer
    x = 60,621.40

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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.