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Finding the Fourth Proportional to 117,754.07, 162,499.07 and 64,037.93

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Solution

The fourth proportional to 117,754.07, 162,499.07 and 64,037.93 is: 88,371.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,754.07 : 162,499.07 = 64,037.93 : x
  2. Step 2: Convert to fraction form
    117,754.07/162,499.07 = 64,037.93/x
  3. Step 3: Cross multiply
    117,754.07x = 162,499.07 × 64,037.93
  4. Step 4: Simplify right side
    117,754.07x = 10,406,102,937.04
  5. Step 5: Solve for x
    x = 10,406,102,937.04/117,754.07
  6. Step 6: Final answer
    x = 88,371.50

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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.