Home / 57,897.05-86,845.37-38,031.93

Finding the Fourth Proportional to 57,897.05, 86,845.37 and 38,031.93

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Solution

The fourth proportional to 57,897.05, 86,845.37 and 38,031.93 is: 57,047.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,897.05 : 86,845.37 = 38,031.93 : x
  2. Step 2: Convert to fraction form
    57,897.05/86,845.37 = 38,031.93/x
  3. Step 3: Cross multiply
    57,897.05x = 86,845.37 × 38,031.93
  4. Step 4: Simplify right side
    57,897.05x = 3,302,896,842.50
  5. Step 5: Solve for x
    x = 3,302,896,842.50/57,897.05
  6. Step 6: Final answer
    x = 57,047.76

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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.