Home / 154,926.70-232,390.05-144,429.10

Finding the Fourth Proportional to 154,926.70, 232,390.05 and 144,429.10

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Solution

The fourth proportional to 154,926.70, 232,390.05 and 144,429.10 is: 216,643.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,926.70 : 232,390.05 = 144,429.10 : x
  2. Step 2: Convert to fraction form
    154,926.70/232,390.05 = 144,429.10/x
  3. Step 3: Cross multiply
    154,926.70x = 232,390.05 × 144,429.10
  4. Step 4: Simplify right side
    154,926.70x = 33,563,885,770.46
  5. Step 5: Solve for x
    x = 33,563,885,770.46/154,926.70
  6. Step 6: Final answer
    x = 216,643.65

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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.