Home / 185,928.74-256,583.64-101,045.80

Finding the Fourth Proportional to 185,928.74, 256,583.64 and 101,045.80

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Solution

The fourth proportional to 185,928.74, 256,583.64 and 101,045.80 is: 139,444.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,928.74 : 256,583.64 = 101,045.80 : x
  2. Step 2: Convert to fraction form
    185,928.74/256,583.64 = 101,045.80/x
  3. Step 3: Cross multiply
    185,928.74x = 256,583.64 × 101,045.80
  4. Step 4: Simplify right side
    185,928.74x = 25,926,699,170.71
  5. Step 5: Solve for x
    x = 25,926,699,170.71/185,928.74
  6. Step 6: Final answer
    x = 139,444.28

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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.