Home / 207,619.20-286,514.52-112,125.93

Finding the Fourth Proportional to 207,619.20, 286,514.52 and 112,125.93

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Solution

The fourth proportional to 207,619.20, 286,514.52 and 112,125.93 is: 154,733.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,619.20 : 286,514.52 = 112,125.93 : x
  2. Step 2: Convert to fraction form
    207,619.20/286,514.52 = 112,125.93/x
  3. Step 3: Cross multiply
    207,619.20x = 286,514.52 × 112,125.93
  4. Step 4: Simplify right side
    207,619.20x = 32,125,707,013.50
  5. Step 5: Solve for x
    x = 32,125,707,013.50/207,619.20
  6. Step 6: Final answer
    x = 154,733.80

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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.