Home / 30,196.17-45,302.07-11,476.53

Finding the Fourth Proportional to 30,196.17, 45,302.07 and 11,476.53

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Solution

The fourth proportional to 30,196.17, 45,302.07 and 11,476.53 is: 17,217.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,196.17 : 45,302.07 = 11,476.53 : x
  2. Step 2: Convert to fraction form
    30,196.17/45,302.07 = 11,476.53/x
  3. Step 3: Cross multiply
    30,196.17x = 45,302.07 × 11,476.53
  4. Step 4: Simplify right side
    30,196.17x = 519,910,565.42
  5. Step 5: Solve for x
    x = 519,910,565.42/30,196.17
  6. Step 6: Final answer
    x = 17,217.77

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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.