Home / 154,041.62-231,059.85-52,909.95

Finding the Fourth Proportional to 154,041.62, 231,059.85 and 52,909.95

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Solution

The fourth proportional to 154,041.62, 231,059.85 and 52,909.95 is: 79,364.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,041.62 : 231,059.85 = 52,909.95 : x
  2. Step 2: Convert to fraction form
    154,041.62/231,059.85 = 52,909.95/x
  3. Step 3: Cross multiply
    154,041.62x = 231,059.85 × 52,909.95
  4. Step 4: Simplify right side
    154,041.62x = 12,225,365,110.51
  5. Step 5: Solve for x
    x = 12,225,365,110.51/154,041.62
  6. Step 6: Final answer
    x = 79,364.04

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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.