Home / 53,587.63-80,398.05-38,801.89

Finding the Fourth Proportional to 53,587.63, 80,398.05 and 38,801.89

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Solution

The fourth proportional to 53,587.63, 80,398.05 and 38,801.89 is: 58,214.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,587.63 : 80,398.05 = 38,801.89 : x
  2. Step 2: Convert to fraction form
    53,587.63/80,398.05 = 38,801.89/x
  3. Step 3: Cross multiply
    53,587.63x = 80,398.05 × 38,801.89
  4. Step 4: Simplify right side
    53,587.63x = 3,119,596,292.31
  5. Step 5: Solve for x
    x = 3,119,596,292.31/53,587.63
  6. Step 6: Final answer
    x = 58,214.86

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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.