Home / 49,555.02-68,386-28,334.74

Finding the Fourth Proportional to 49,555.02, 68,386 and 28,334.74

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Solution

The fourth proportional to 49,555.02, 68,386 and 28,334.74 is: 39,101.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,555.02 : 68,386 = 28,334.74 : x
  2. Step 2: Convert to fraction form
    49,555.02/68,386 = 28,334.74/x
  3. Step 3: Cross multiply
    49,555.02x = 68,386 × 28,334.74
  4. Step 4: Simplify right side
    49,555.02x = 1,937,699,529.64
  5. Step 5: Solve for x
    x = 1,937,699,529.64/49,555.02
  6. Step 6: Final answer
    x = 39,101.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.