Home / 210,953.43-291,114.68-114,157.22

Finding the Fourth Proportional to 210,953.43, 291,114.68 and 114,157.22

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Solution

The fourth proportional to 210,953.43, 291,114.68 and 114,157.22 is: 157,536.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,953.43 : 291,114.68 = 114,157.22 : x
  2. Step 2: Convert to fraction form
    210,953.43/291,114.68 = 114,157.22/x
  3. Step 3: Cross multiply
    210,953.43x = 291,114.68 × 114,157.22
  4. Step 4: Simplify right side
    210,953.43x = 33,232,840,543.63
  5. Step 5: Solve for x
    x = 33,232,840,543.63/210,953.43
  6. Step 6: Final answer
    x = 157,536.38

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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.