Home / 147,350.20-221,026.80-117,954.88

Finding the Fourth Proportional to 147,350.20, 221,026.80 and 117,954.88

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Solution

The fourth proportional to 147,350.20, 221,026.80 and 117,954.88 is: 176,933.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,350.20 : 221,026.80 = 117,954.88 : x
  2. Step 2: Convert to fraction form
    147,350.20/221,026.80 = 117,954.88/x
  3. Step 3: Cross multiply
    147,350.20x = 221,026.80 × 117,954.88
  4. Step 4: Simplify right side
    147,350.20x = 26,071,189,670.78
  5. Step 5: Solve for x
    x = 26,071,189,670.78/147,350.20
  6. Step 6: Final answer
    x = 176,933.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.