Home / 185,928.08-256,580.64-101,045.16

Finding the Fourth Proportional to 185,928.08, 256,580.64 and 101,045.16

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Solution

The fourth proportional to 185,928.08, 256,580.64 and 101,045.16 is: 139,442.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,928.08 : 256,580.64 = 101,045.16 : x
  2. Step 2: Convert to fraction form
    185,928.08/256,580.64 = 101,045.16/x
  3. Step 3: Cross multiply
    185,928.08x = 256,580.64 × 101,045.16
  4. Step 4: Simplify right side
    185,928.08x = 25,926,231,821.70
  5. Step 5: Solve for x
    x = 25,926,231,821.70/185,928.08
  6. Step 6: Final answer
    x = 139,442.26

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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.