Home / 185,509.36-256,001.52-103,837.66

Finding the Fourth Proportional to 185,509.36, 256,001.52 and 103,837.66

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Solution

The fourth proportional to 185,509.36, 256,001.52 and 103,837.66 is: 143,295.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,509.36 : 256,001.52 = 103,837.66 : x
  2. Step 2: Convert to fraction form
    185,509.36/256,001.52 = 103,837.66/x
  3. Step 3: Cross multiply
    185,509.36x = 256,001.52 × 103,837.66
  4. Step 4: Simplify right side
    185,509.36x = 26,582,598,793.24
  5. Step 5: Solve for x
    x = 26,582,598,793.24/185,509.36
  6. Step 6: Final answer
    x = 143,295.19

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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.