Home / 114,689.60-172,037.28-55,514.24

Finding the Fourth Proportional to 114,689.60, 172,037.28 and 55,514.24

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Solution

The fourth proportional to 114,689.60, 172,037.28 and 55,514.24 is: 83,272.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,689.60 : 172,037.28 = 55,514.24 : x
  2. Step 2: Convert to fraction form
    114,689.60/172,037.28 = 55,514.24/x
  3. Step 3: Cross multiply
    114,689.60x = 172,037.28 × 55,514.24
  4. Step 4: Simplify right side
    114,689.60x = 9,550,518,850.87
  5. Step 5: Solve for x
    x = 9,550,518,850.87/114,689.60
  6. Step 6: Final answer
    x = 83,272.75

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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.