Home / 112,273.86-154,937.52-61,972.50

Finding the Fourth Proportional to 112,273.86, 154,937.52 and 61,972.50

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Solution

The fourth proportional to 112,273.86, 154,937.52 and 61,972.50 is: 85,521.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,273.86 : 154,937.52 = 61,972.50 : x
  2. Step 2: Convert to fraction form
    112,273.86/154,937.52 = 61,972.50/x
  3. Step 3: Cross multiply
    112,273.86x = 154,937.52 × 61,972.50
  4. Step 4: Simplify right side
    112,273.86x = 9,601,865,458.20
  5. Step 5: Solve for x
    x = 9,601,865,458.20/112,273.86
  6. Step 6: Final answer
    x = 85,521.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.