Home / 177,864.56-245,514.84-102,443.12

Finding the Fourth Proportional to 177,864.56, 245,514.84 and 102,443.12

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Solution

The fourth proportional to 177,864.56, 245,514.84 and 102,443.12 is: 141,407.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,864.56 : 245,514.84 = 102,443.12 : x
  2. Step 2: Convert to fraction form
    177,864.56/245,514.84 = 102,443.12/x
  3. Step 3: Cross multiply
    177,864.56x = 245,514.84 × 102,443.12
  4. Step 4: Simplify right side
    177,864.56x = 25,151,306,215.90
  5. Step 5: Solve for x
    x = 25,151,306,215.90/177,864.56
  6. Step 6: Final answer
    x = 141,407.07

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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.