Home / 210,070.03-289,900.10-114,576.73

Finding the Fourth Proportional to 210,070.03, 289,900.10 and 114,576.73

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Solution

The fourth proportional to 210,070.03, 289,900.10 and 114,576.73 is: 158,117.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,070.03 : 289,900.10 = 114,576.73 : x
  2. Step 2: Convert to fraction form
    210,070.03/289,900.10 = 114,576.73/x
  3. Step 3: Cross multiply
    210,070.03x = 289,900.10 × 114,576.73
  4. Step 4: Simplify right side
    210,070.03x = 33,215,804,616.70
  5. Step 5: Solve for x
    x = 33,215,804,616.70/210,070.03
  6. Step 6: Final answer
    x = 158,117.77

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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.