Home / 30,203.67-41,681.06-16,776.17

Finding the Fourth Proportional to 30,203.67, 41,681.06 and 16,776.17

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Solution

The fourth proportional to 30,203.67, 41,681.06 and 16,776.17 is: 23,151.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,203.67 : 41,681.06 = 16,776.17 : x
  2. Step 2: Convert to fraction form
    30,203.67/41,681.06 = 16,776.17/x
  3. Step 3: Cross multiply
    30,203.67x = 41,681.06 × 16,776.17
  4. Step 4: Simplify right side
    30,203.67x = 699,248,510.47
  5. Step 5: Solve for x
    x = 699,248,510.47/30,203.67
  6. Step 6: Final answer
    x = 23,151.11

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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.