Home / 211,226.67-291,259.53-134,624.70

Finding the Fourth Proportional to 211,226.67, 291,259.53 and 134,624.70

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Solution

The fourth proportional to 211,226.67, 291,259.53 and 134,624.70 is: 185,633.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,226.67 : 291,259.53 = 134,624.70 : x
  2. Step 2: Convert to fraction form
    211,226.67/291,259.53 = 134,624.70/x
  3. Step 3: Cross multiply
    211,226.67x = 291,259.53 × 134,624.70
  4. Step 4: Simplify right side
    211,226.67x = 39,210,726,848.39
  5. Step 5: Solve for x
    x = 39,210,726,848.39/211,226.67
  6. Step 6: Final answer
    x = 185,633.41

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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.