Home / 213,018.10-293,965.92-117,527.59

Finding the Fourth Proportional to 213,018.10, 293,965.92 and 117,527.59

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Solution

The fourth proportional to 213,018.10, 293,965.92 and 117,527.59 is: 162,188.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,018.10 : 293,965.92 = 117,527.59 : x
  2. Step 2: Convert to fraction form
    213,018.10/293,965.92 = 117,527.59/x
  3. Step 3: Cross multiply
    213,018.10x = 293,965.92 × 117,527.59
  4. Step 4: Simplify right side
    213,018.10x = 34,549,106,119.73
  5. Step 5: Solve for x
    x = 34,549,106,119.73/213,018.10
  6. Step 6: Final answer
    x = 162,188.59

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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.