Home / 211,463.44-291,823.56-115,964.40

Finding the Fourth Proportional to 211,463.44, 291,823.56 and 115,964.40

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Solution

The fourth proportional to 211,463.44, 291,823.56 and 115,964.40 is: 160,033.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,463.44 : 291,823.56 = 115,964.40 : x
  2. Step 2: Convert to fraction form
    211,463.44/291,823.56 = 115,964.40/x
  3. Step 3: Cross multiply
    211,463.44x = 291,823.56 × 115,964.40
  4. Step 4: Simplify right side
    211,463.44x = 33,841,144,041.26
  5. Step 5: Solve for x
    x = 33,841,144,041.26/211,463.44
  6. Step 6: Final answer
    x = 160,033.07

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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.