Home / 211,056.48-291,256.59-114,259.62

Finding the Fourth Proportional to 211,056.48, 291,256.59 and 114,259.62

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Solution

The fourth proportional to 211,056.48, 291,256.59 and 114,259.62 is: 157,677.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,056.48 : 291,256.59 = 114,259.62 : x
  2. Step 2: Convert to fraction form
    211,056.48/291,256.59 = 114,259.62/x
  3. Step 3: Cross multiply
    211,056.48x = 291,256.59 × 114,259.62
  4. Step 4: Simplify right side
    211,056.48x = 33,278,867,295.90
  5. Step 5: Solve for x
    x = 33,278,867,295.90/211,056.48
  6. Step 6: Final answer
    x = 157,677.54

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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.