Home / 42,447.16-63,670.67-11,282.41

Finding the Fourth Proportional to 42,447.16, 63,670.67 and 11,282.41

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Solution

The fourth proportional to 42,447.16, 63,670.67 and 11,282.41 is: 16,923.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,447.16 : 63,670.67 = 11,282.41 : x
  2. Step 2: Convert to fraction form
    42,447.16/63,670.67 = 11,282.41/x
  3. Step 3: Cross multiply
    42,447.16x = 63,670.67 × 11,282.41
  4. Step 4: Simplify right side
    42,447.16x = 718,358,547.50
  5. Step 5: Solve for x
    x = 718,358,547.50/42,447.16
  6. Step 6: Final answer
    x = 16,923.60

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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.