Home / 217,367.72-326,145.40-117,598.16

Finding the Fourth Proportional to 217,367.72, 326,145.40 and 117,598.16

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Solution

The fourth proportional to 217,367.72, 326,145.40 and 117,598.16 is: 176,448.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,367.72 : 326,145.40 = 117,598.16 : x
  2. Step 2: Convert to fraction form
    217,367.72/326,145.40 = 117,598.16/x
  3. Step 3: Cross multiply
    217,367.72x = 326,145.40 × 117,598.16
  4. Step 4: Simplify right side
    217,367.72x = 38,354,098,932.46
  5. Step 5: Solve for x
    x = 38,354,098,932.46/217,367.72
  6. Step 6: Final answer
    x = 176,448.00

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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.