Home / 218,837.96-302,083.34-188,089.32

Finding the Fourth Proportional to 218,837.96, 302,083.34 and 188,089.32

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Solution

The fourth proportional to 218,837.96, 302,083.34 and 188,089.32 is: 259,638.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,837.96 : 302,083.34 = 188,089.32 : x
  2. Step 2: Convert to fraction form
    218,837.96/302,083.34 = 188,089.32/x
  3. Step 3: Cross multiply
    218,837.96x = 302,083.34 × 188,089.32
  4. Step 4: Simplify right side
    218,837.96x = 56,818,650,003.93
  5. Step 5: Solve for x
    x = 56,818,650,003.93/218,837.96
  6. Step 6: Final answer
    x = 259,638.00

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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.