Home / 211,228.74-316,434.83-117,450.18

Finding the Fourth Proportional to 211,228.74, 316,434.83 and 117,450.18

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Solution

The fourth proportional to 211,228.74, 316,434.83 and 117,450.18 is: 175,948.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,228.74 : 316,434.83 = 117,450.18 : x
  2. Step 2: Convert to fraction form
    211,228.74/316,434.83 = 117,450.18/x
  3. Step 3: Cross multiply
    211,228.74x = 316,434.83 × 117,450.18
  4. Step 4: Simplify right side
    211,228.74x = 37,165,327,154.52
  5. Step 5: Solve for x
    x = 37,165,327,154.52/211,228.74
  6. Step 6: Final answer
    x = 175,948.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.