Home / 45,133.38-67,681.38-17,048.64

Finding the Fourth Proportional to 45,133.38, 67,681.38 and 17,048.64

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Solution

The fourth proportional to 45,133.38, 67,681.38 and 17,048.64 is: 25,565.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,133.38 : 67,681.38 = 17,048.64 : x
  2. Step 2: Convert to fraction form
    45,133.38/67,681.38 = 17,048.64/x
  3. Step 3: Cross multiply
    45,133.38x = 67,681.38 × 17,048.64
  4. Step 4: Simplify right side
    45,133.38x = 1,153,875,482.32
  5. Step 5: Solve for x
    x = 1,153,875,482.32/45,133.38
  6. Step 6: Final answer
    x = 25,565.90

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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.