Home / 46,818.63-70,260.62-20,530.89

Finding the Fourth Proportional to 46,818.63, 70,260.62 and 20,530.89

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Solution

The fourth proportional to 46,818.63, 70,260.62 and 20,530.89 is: 30,810.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,818.63 : 70,260.62 = 20,530.89 : x
  2. Step 2: Convert to fraction form
    46,818.63/70,260.62 = 20,530.89/x
  3. Step 3: Cross multiply
    46,818.63x = 70,260.62 × 20,530.89
  4. Step 4: Simplify right side
    46,818.63x = 1,442,512,957.90
  5. Step 5: Solve for x
    x = 1,442,512,957.90/46,818.63
  6. Step 6: Final answer
    x = 30,810.66

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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.