Home / 154,900.17-232,374.57-66,154.14

Finding the Fourth Proportional to 154,900.17, 232,374.57 and 66,154.14

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Solution

The fourth proportional to 154,900.17, 232,374.57 and 66,154.14 is: 99,241.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,900.17 : 232,374.57 = 66,154.14 : x
  2. Step 2: Convert to fraction form
    154,900.17/232,374.57 = 66,154.14/x
  3. Step 3: Cross multiply
    154,900.17x = 232,374.57 × 66,154.14
  4. Step 4: Simplify right side
    154,900.17x = 15,372,539,836.22
  5. Step 5: Solve for x
    x = 15,372,539,836.22/154,900.17
  6. Step 6: Final answer
    x = 99,241.59

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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.