Home / 42,217.08-63,316.98-15,907.32

Finding the Fourth Proportional to 42,217.08, 63,316.98 and 15,907.32

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Solution

The fourth proportional to 42,217.08, 63,316.98 and 15,907.32 is: 23,857.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,217.08 : 63,316.98 = 15,907.32 : x
  2. Step 2: Convert to fraction form
    42,217.08/63,316.98 = 15,907.32/x
  3. Step 3: Cross multiply
    42,217.08x = 63,316.98 × 15,907.32
  4. Step 4: Simplify right side
    42,217.08x = 1,007,203,462.29
  5. Step 5: Solve for x
    x = 1,007,203,462.29/42,217.08
  6. Step 6: Final answer
    x = 23,857.72

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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.