Home / 117,935.01-162,748.26-64,219.05

Finding the Fourth Proportional to 117,935.01, 162,748.26 and 64,219.05

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Solution

The fourth proportional to 117,935.01, 162,748.26 and 64,219.05 is: 88,621.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,935.01 : 162,748.26 = 64,219.05 : x
  2. Step 2: Convert to fraction form
    117,935.01/162,748.26 = 64,219.05/x
  3. Step 3: Cross multiply
    117,935.01x = 162,748.26 × 64,219.05
  4. Step 4: Simplify right side
    117,935.01x = 10,451,538,646.35
  5. Step 5: Solve for x
    x = 10,451,538,646.35/117,935.01
  6. Step 6: Final answer
    x = 88,621.17

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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.