Home / 102,575.08-141,556.54-57,252.13

Finding the Fourth Proportional to 102,575.08, 141,556.54 and 57,252.13

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Solution

The fourth proportional to 102,575.08, 141,556.54 and 57,252.13 is: 79,009.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,575.08 : 141,556.54 = 57,252.13 : x
  2. Step 2: Convert to fraction form
    102,575.08/141,556.54 = 57,252.13/x
  3. Step 3: Cross multiply
    102,575.08x = 141,556.54 × 57,252.13
  4. Step 4: Simplify right side
    102,575.08x = 8,104,413,078.80
  5. Step 5: Solve for x
    x = 8,104,413,078.80/102,575.08
  6. Step 6: Final answer
    x = 79,009.57

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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.