Home / 103,841.31-143,348.85-60,814.82

Finding the Fourth Proportional to 103,841.31, 143,348.85 and 60,814.82

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Solution

The fourth proportional to 103,841.31, 143,348.85 and 60,814.82 is: 83,952.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,841.31 : 143,348.85 = 60,814.82 : x
  2. Step 2: Convert to fraction form
    103,841.31/143,348.85 = 60,814.82/x
  3. Step 3: Cross multiply
    103,841.31x = 143,348.85 × 60,814.82
  4. Step 4: Simplify right side
    103,841.31x = 8,717,734,509.96
  5. Step 5: Solve for x
    x = 8,717,734,509.96/103,841.31
  6. Step 6: Final answer
    x = 83,952.47

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1.5x scale

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.