Home / 127,633.08-191,514.20-52,806.92

Finding the Fourth Proportional to 127,633.08, 191,514.20 and 52,806.92

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Solution

The fourth proportional to 127,633.08, 191,514.20 and 52,806.92 is: 79,237.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,633.08 : 191,514.20 = 52,806.92 : x
  2. Step 2: Convert to fraction form
    127,633.08/191,514.20 = 52,806.92/x
  3. Step 3: Cross multiply
    127,633.08x = 191,514.20 × 52,806.92
  4. Step 4: Simplify right side
    127,633.08x = 10,113,275,038.26
  5. Step 5: Solve for x
    x = 10,113,275,038.26/127,633.08
  6. Step 6: Final answer
    x = 79,237.10

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1.5x scale

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.