Home / 102,539.16-141,504.10-57,827.16

Finding the Fourth Proportional to 102,539.16, 141,504.10 and 57,827.16

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Solution

The fourth proportional to 102,539.16, 141,504.10 and 57,827.16 is: 79,801.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,539.16 : 141,504.10 = 57,827.16 : x
  2. Step 2: Convert to fraction form
    102,539.16/141,504.10 = 57,827.16/x
  3. Step 3: Cross multiply
    102,539.16x = 141,504.10 × 57,827.16
  4. Step 4: Simplify right side
    102,539.16x = 8,182,780,231.36
  5. Step 5: Solve for x
    x = 8,182,780,231.36/102,539.16
  6. Step 6: Final answer
    x = 79,801.51

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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.