Home / 210,166.84-290,031.20-114,675.56

Finding the Fourth Proportional to 210,166.84, 290,031.20 and 114,675.56

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Solution

The fourth proportional to 210,166.84, 290,031.20 and 114,675.56 is: 158,252.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,166.84 : 290,031.20 = 114,675.56 : x
  2. Step 2: Convert to fraction form
    210,166.84/290,031.20 = 114,675.56/x
  3. Step 3: Cross multiply
    210,166.84x = 290,031.20 × 114,675.56
  4. Step 4: Simplify right side
    210,166.84x = 33,259,490,277.47
  5. Step 5: Solve for x
    x = 33,259,490,277.47/210,166.84
  6. Step 6: Final answer
    x = 158,252.80

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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.