Home / 45,663.38-63,011.04-28,662.18

Finding the Fourth Proportional to 45,663.38, 63,011.04 and 28,662.18

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Solution

The fourth proportional to 45,663.38, 63,011.04 and 28,662.18 is: 39,551.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,663.38 : 63,011.04 = 28,662.18 : x
  2. Step 2: Convert to fraction form
    45,663.38/63,011.04 = 28,662.18/x
  3. Step 3: Cross multiply
    45,663.38x = 63,011.04 × 28,662.18
  4. Step 4: Simplify right side
    45,663.38x = 1,806,033,770.47
  5. Step 5: Solve for x
    x = 1,806,033,770.47/45,663.38
  6. Step 6: Final answer
    x = 39,551.03

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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.