Home / 259,731.77-358,465.70-157,799.34

Finding the Fourth Proportional to 259,731.77, 358,465.70 and 157,799.34

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Solution

The fourth proportional to 259,731.77, 358,465.70 and 157,799.34 is: 217,784.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,731.77 : 358,465.70 = 157,799.34 : x
  2. Step 2: Convert to fraction form
    259,731.77/358,465.70 = 157,799.34/x
  3. Step 3: Cross multiply
    259,731.77x = 358,465.70 × 157,799.34
  4. Step 4: Simplify right side
    259,731.77x = 56,565,651,267.14
  5. Step 5: Solve for x
    x = 56,565,651,267.14/259,731.77
  6. Step 6: Final answer
    x = 217,784.88

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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.