Home / 180,012.52-248,383.02-108,397.18

Finding the Fourth Proportional to 180,012.52, 248,383.02 and 108,397.18

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Solution

The fourth proportional to 180,012.52, 248,383.02 and 108,397.18 is: 149,567.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,012.52 : 248,383.02 = 108,397.18 : x
  2. Step 2: Convert to fraction form
    180,012.52/248,383.02 = 108,397.18/x
  3. Step 3: Cross multiply
    180,012.52x = 248,383.02 × 108,397.18
  4. Step 4: Simplify right side
    180,012.52x = 26,924,018,927.88
  5. Step 5: Solve for x
    x = 26,924,018,927.88/180,012.52
  6. Step 6: Final answer
    x = 149,567.48

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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.