Home / 42,567.67-63,837.08-14,480.21

Finding the Fourth Proportional to 42,567.67, 63,837.08 and 14,480.21

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Solution

The fourth proportional to 42,567.67, 63,837.08 and 14,480.21 is: 21,715.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,567.67 : 63,837.08 = 14,480.21 : x
  2. Step 2: Convert to fraction form
    42,567.67/63,837.08 = 14,480.21/x
  3. Step 3: Cross multiply
    42,567.67x = 63,837.08 × 14,480.21
  4. Step 4: Simplify right side
    42,567.67x = 924,374,411.38
  5. Step 5: Solve for x
    x = 924,374,411.38/42,567.67
  6. Step 6: Final answer
    x = 21,715.41

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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.