Home / 72,931.35-109,396.99-17,527.35

Finding the Fourth Proportional to 72,931.35, 109,396.99 and 17,527.35

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Solution

The fourth proportional to 72,931.35, 109,396.99 and 17,527.35 is: 26,291.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,931.35 : 109,396.99 = 17,527.35 : x
  2. Step 2: Convert to fraction form
    72,931.35/109,396.99 = 17,527.35/x
  3. Step 3: Cross multiply
    72,931.35x = 109,396.99 × 17,527.35
  4. Step 4: Simplify right side
    72,931.35x = 1,917,439,332.68
  5. Step 5: Solve for x
    x = 1,917,439,332.68/72,931.35
  6. Step 6: Final answer
    x = 26,291.02

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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.