Home / 185,962.52-256,617.78-101,078.96

Finding the Fourth Proportional to 185,962.52, 256,617.78 and 101,078.96

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Solution

The fourth proportional to 185,962.52, 256,617.78 and 101,078.96 is: 139,483.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,962.52 : 256,617.78 = 101,078.96 : x
  2. Step 2: Convert to fraction form
    185,962.52/256,617.78 = 101,078.96/x
  3. Step 3: Cross multiply
    185,962.52x = 256,617.78 × 101,078.96
  4. Step 4: Simplify right side
    185,962.52x = 25,938,658,319.91
  5. Step 5: Solve for x
    x = 25,938,658,319.91/185,962.52
  6. Step 6: Final answer
    x = 139,483.26

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1.5x scale

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.