Home / 73,056.15-109,501.26-30,909.93

Finding the Fourth Proportional to 73,056.15, 109,501.26 and 30,909.93

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Solution

The fourth proportional to 73,056.15, 109,501.26 and 30,909.93 is: 46,329.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,056.15 : 109,501.26 = 30,909.93 : x
  2. Step 2: Convert to fraction form
    73,056.15/109,501.26 = 30,909.93/x
  3. Step 3: Cross multiply
    73,056.15x = 109,501.26 × 30,909.93
  4. Step 4: Simplify right side
    73,056.15x = 3,384,676,281.51
  5. Step 5: Solve for x
    x = 3,384,676,281.51/73,056.15
  6. Step 6: Final answer
    x = 46,329.79

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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.