Home / 141,437.52-211,851.47-66,445.29

Finding the Fourth Proportional to 141,437.52, 211,851.47 and 66,445.29

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Solution

The fourth proportional to 141,437.52, 211,851.47 and 66,445.29 is: 99,524.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,437.52 : 211,851.47 = 66,445.29 : x
  2. Step 2: Convert to fraction form
    141,437.52/211,851.47 = 66,445.29/x
  3. Step 3: Cross multiply
    141,437.52x = 211,851.47 × 66,445.29
  4. Step 4: Simplify right side
    141,437.52x = 14,076,532,028.85
  5. Step 5: Solve for x
    x = 14,076,532,028.85/141,437.52
  6. Step 6: Final answer
    x = 99,524.74

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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.