Home / 148,956.16-223,448.01-42,342.34

Finding the Fourth Proportional to 148,956.16, 223,448.01 and 42,342.34

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Solution

The fourth proportional to 148,956.16, 223,448.01 and 42,342.34 is: 63,517.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,956.16 : 223,448.01 = 42,342.34 : x
  2. Step 2: Convert to fraction form
    148,956.16/223,448.01 = 42,342.34/x
  3. Step 3: Cross multiply
    148,956.16x = 223,448.01 × 42,342.34
  4. Step 4: Simplify right side
    148,956.16x = 9,461,311,611.74
  5. Step 5: Solve for x
    x = 9,461,311,611.74/148,956.16
  6. Step 6: Final answer
    x = 63,517.42

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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.