Home / 101,926.86-152,923.10-42,746.64

Finding the Fourth Proportional to 101,926.86, 152,923.10 and 42,746.64

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Solution

The fourth proportional to 101,926.86, 152,923.10 and 42,746.64 is: 64,133.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,926.86 : 152,923.10 = 42,746.64 : x
  2. Step 2: Convert to fraction form
    101,926.86/152,923.10 = 42,746.64/x
  3. Step 3: Cross multiply
    101,926.86x = 152,923.10 × 42,746.64
  4. Step 4: Simplify right side
    101,926.86x = 6,536,948,489.65
  5. Step 5: Solve for x
    x = 6,536,948,489.65/101,926.86
  6. Step 6: Final answer
    x = 64,133.72

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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.