Home / 185,905.48-256,549.08-101,022.88

Finding the Fourth Proportional to 185,905.48, 256,549.08 and 101,022.88

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Solution

The fourth proportional to 185,905.48, 256,549.08 and 101,022.88 is: 139,411.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,905.48 : 256,549.08 = 101,022.88 : x
  2. Step 2: Convert to fraction form
    185,905.48/256,549.08 = 101,022.88/x
  3. Step 3: Cross multiply
    185,905.48x = 256,549.08 × 101,022.88
  4. Step 4: Simplify right side
    185,905.48x = 25,917,326,922.95
  5. Step 5: Solve for x
    x = 25,917,326,922.95/185,905.48
  6. Step 6: Final answer
    x = 139,411.31

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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.