Home / 240,742.86-361,070.52-72,223.56

Finding the Fourth Proportional to 240,742.86, 361,070.52 and 72,223.56

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Solution

The fourth proportional to 240,742.86, 361,070.52 and 72,223.56 is: 108,322.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,742.86 : 361,070.52 = 72,223.56 : x
  2. Step 2: Convert to fraction form
    240,742.86/361,070.52 = 72,223.56/x
  3. Step 3: Cross multiply
    240,742.86x = 361,070.52 × 72,223.56
  4. Step 4: Simplify right side
    240,742.86x = 26,077,798,365.45
  5. Step 5: Solve for x
    x = 26,077,798,365.45/240,742.86
  6. Step 6: Final answer
    x = 108,322.21

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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.