Home / 148,421.40-222,653.70-48,557.40

Finding the Fourth Proportional to 148,421.40, 222,653.70 and 48,557.40

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Solution

The fourth proportional to 148,421.40, 222,653.70 and 48,557.40 is: 72,843.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,421.40 : 222,653.70 = 48,557.40 : x
  2. Step 2: Convert to fraction form
    148,421.40/222,653.70 = 48,557.40/x
  3. Step 3: Cross multiply
    148,421.40x = 222,653.70 × 48,557.40
  4. Step 4: Simplify right side
    148,421.40x = 10,811,484,772.38
  5. Step 5: Solve for x
    x = 10,811,484,772.38/148,421.40
  6. Step 6: Final answer
    x = 72,843.17

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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.