Home / 154,543.86-231,848.94-47,925.50

Finding the Fourth Proportional to 154,543.86, 231,848.94 and 47,925.50

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Solution

The fourth proportional to 154,543.86, 231,848.94 and 47,925.50 is: 71,898.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,543.86 : 231,848.94 = 47,925.50 : x
  2. Step 2: Convert to fraction form
    154,543.86/231,848.94 = 47,925.50/x
  3. Step 3: Cross multiply
    154,543.86x = 231,848.94 × 47,925.50
  4. Step 4: Simplify right side
    154,543.86x = 11,111,476,373.97
  5. Step 5: Solve for x
    x = 11,111,476,373.97/154,543.86
  6. Step 6: Final answer
    x = 71,898.53

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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.