Home / 104,252.55-143,877.51-58,938.63

Finding the Fourth Proportional to 104,252.55, 143,877.51 and 58,938.63

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Solution

The fourth proportional to 104,252.55, 143,877.51 and 58,938.63 is: 81,340.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,252.55 : 143,877.51 = 58,938.63 : x
  2. Step 2: Convert to fraction form
    104,252.55/143,877.51 = 58,938.63/x
  3. Step 3: Cross multiply
    104,252.55x = 143,877.51 × 58,938.63
  4. Step 4: Simplify right side
    104,252.55x = 8,479,943,327.21
  5. Step 5: Solve for x
    x = 8,479,943,327.21/104,252.55
  6. Step 6: Final answer
    x = 81,340.39

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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.