Home / 259,171.80-357,656.76-145,995.36

Finding the Fourth Proportional to 259,171.80, 357,656.76 and 145,995.36

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Solution

The fourth proportional to 259,171.80, 357,656.76 and 145,995.36 is: 201,473.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,171.80 : 357,656.76 = 145,995.36 : x
  2. Step 2: Convert to fraction form
    259,171.80/357,656.76 = 145,995.36/x
  3. Step 3: Cross multiply
    259,171.80x = 357,656.76 × 145,995.36
  4. Step 4: Simplify right side
    259,171.80x = 52,216,227,432.63
  5. Step 5: Solve for x
    x = 52,216,227,432.63/259,171.80
  6. Step 6: Final answer
    x = 201,473.41

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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.