Home / 194,620.09-291,754.45-69,931.93

Finding the Fourth Proportional to 194,620.09, 291,754.45 and 69,931.93

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Solution

The fourth proportional to 194,620.09, 291,754.45 and 69,931.93 is: 104,834.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,620.09 : 291,754.45 = 69,931.93 : x
  2. Step 2: Convert to fraction form
    194,620.09/291,754.45 = 69,931.93/x
  3. Step 3: Cross multiply
    194,620.09x = 291,754.45 × 69,931.93
  4. Step 4: Simplify right side
    194,620.09x = 20,402,951,774.59
  5. Step 5: Solve for x
    x = 20,402,951,774.59/194,620.09
  6. Step 6: Final answer
    x = 104,834.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.