Home / 152,315.40-228,482.82-47,125.56

Finding the Fourth Proportional to 152,315.40, 228,482.82 and 47,125.56

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Solution

The fourth proportional to 152,315.40, 228,482.82 and 47,125.56 is: 70,691.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,315.40 : 228,482.82 = 47,125.56 : x
  2. Step 2: Convert to fraction form
    152,315.40/228,482.82 = 47,125.56/x
  3. Step 3: Cross multiply
    152,315.40x = 228,482.82 × 47,125.56
  4. Step 4: Simplify right side
    152,315.40x = 10,767,380,842.88
  5. Step 5: Solve for x
    x = 10,767,380,842.88/152,315.40
  6. Step 6: Final answer
    x = 70,691.35

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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.