Home / 242,646.09-334,824.12-140,650.47

Finding the Fourth Proportional to 242,646.09, 334,824.12 and 140,650.47

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Solution

The fourth proportional to 242,646.09, 334,824.12 and 140,650.47 is: 194,081.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,646.09 : 334,824.12 = 140,650.47 : x
  2. Step 2: Convert to fraction form
    242,646.09/334,824.12 = 140,650.47/x
  3. Step 3: Cross multiply
    242,646.09x = 334,824.12 × 140,650.47
  4. Step 4: Simplify right side
    242,646.09x = 47,093,169,845.34
  5. Step 5: Solve for x
    x = 47,093,169,845.34/242,646.09
  6. Step 6: Final answer
    x = 194,081.72

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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.