Home / 257,041.05-354,536.34-179,387.06

Finding the Fourth Proportional to 257,041.05, 354,536.34 and 179,387.06

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Solution

The fourth proportional to 257,041.05, 354,536.34 and 179,387.06 is: 247,428.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,041.05 : 354,536.34 = 179,387.06 : x
  2. Step 2: Convert to fraction form
    257,041.05/354,536.34 = 179,387.06/x
  3. Step 3: Cross multiply
    257,041.05x = 354,536.34 × 179,387.06
  4. Step 4: Simplify right side
    257,041.05x = 63,599,231,695.76
  5. Step 5: Solve for x
    x = 63,599,231,695.76/257,041.05
  6. Step 6: Final answer
    x = 247,428.31

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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.