Home / 75,011.06-112,516.59-19,607.06

Finding the Fourth Proportional to 75,011.06, 112,516.59 and 19,607.06

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Solution

The fourth proportional to 75,011.06, 112,516.59 and 19,607.06 is: 29,410.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,011.06 : 112,516.59 = 19,607.06 : x
  2. Step 2: Convert to fraction form
    75,011.06/112,516.59 = 19,607.06/x
  3. Step 3: Cross multiply
    75,011.06x = 112,516.59 × 19,607.06
  4. Step 4: Simplify right side
    75,011.06x = 2,206,119,885.94
  5. Step 5: Solve for x
    x = 2,206,119,885.94/75,011.06
  6. Step 6: Final answer
    x = 29,410.59

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1.5x scale

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.