Home / 61,372.80-92,058.24-30,185.28

Finding the Fourth Proportional to 61,372.80, 92,058.24 and 30,185.28

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Solution

The fourth proportional to 61,372.80, 92,058.24 and 30,185.28 is: 45,277.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,372.80 : 92,058.24 = 30,185.28 : x
  2. Step 2: Convert to fraction form
    61,372.80/92,058.24 = 30,185.28/x
  3. Step 3: Cross multiply
    61,372.80x = 92,058.24 × 30,185.28
  4. Step 4: Simplify right side
    61,372.80x = 2,778,803,750.71
  5. Step 5: Solve for x
    x = 2,778,803,750.71/61,372.80
  6. Step 6: Final answer
    x = 45,277.45

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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.