Home / 101,933.04-152,870.40-31,793.52

Finding the Fourth Proportional to 101,933.04, 152,870.40 and 31,793.52

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Solution

The fourth proportional to 101,933.04, 152,870.40 and 31,793.52 is: 47,681.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,933.04 : 152,870.40 = 31,793.52 : x
  2. Step 2: Convert to fraction form
    101,933.04/152,870.40 = 31,793.52/x
  3. Step 3: Cross multiply
    101,933.04x = 152,870.40 × 31,793.52
  4. Step 4: Simplify right side
    101,933.04x = 4,860,288,119.81
  5. Step 5: Solve for x
    x = 4,860,288,119.81/101,933.04
  6. Step 6: Final answer
    x = 47,681.18

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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.