Home / 211,321.74-291,598.04-133,767.06

Finding the Fourth Proportional to 211,321.74, 291,598.04 and 133,767.06

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Solution

The fourth proportional to 211,321.74, 291,598.04 and 133,767.06 is: 184,582.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,321.74 : 291,598.04 = 133,767.06 : x
  2. Step 2: Convert to fraction form
    211,321.74/291,598.04 = 133,767.06/x
  3. Step 3: Cross multiply
    211,321.74x = 291,598.04 × 133,767.06
  4. Step 4: Simplify right side
    211,321.74x = 39,006,212,512.56
  5. Step 5: Solve for x
    x = 39,006,212,512.56/211,321.74
  6. Step 6: Final answer
    x = 184,582.11

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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.