Home / 45,767.66-63,126.80-42,002.98

Finding the Fourth Proportional to 45,767.66, 63,126.80 and 42,002.98

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Solution

The fourth proportional to 45,767.66, 63,126.80 and 42,002.98 is: 57,934.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,767.66 : 63,126.80 = 42,002.98 : x
  2. Step 2: Convert to fraction form
    45,767.66/63,126.80 = 42,002.98/x
  3. Step 3: Cross multiply
    45,767.66x = 63,126.80 × 42,002.98
  4. Step 4: Simplify right side
    45,767.66x = 2,651,513,507.85
  5. Step 5: Solve for x
    x = 2,651,513,507.85/45,767.66
  6. Step 6: Final answer
    x = 57,934.22

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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.