Home / 42,106.08-63,159.36-10,941.36

Finding the Fourth Proportional to 42,106.08, 63,159.36 and 10,941.36

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Solution

The fourth proportional to 42,106.08, 63,159.36 and 10,941.36 is: 16,412.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,106.08 : 63,159.36 = 10,941.36 : x
  2. Step 2: Convert to fraction form
    42,106.08/63,159.36 = 10,941.36/x
  3. Step 3: Cross multiply
    42,106.08x = 63,159.36 × 10,941.36
  4. Step 4: Simplify right side
    42,106.08x = 691,049,295.13
  5. Step 5: Solve for x
    x = 691,049,295.13/42,106.08
  6. Step 6: Final answer
    x = 16,412.10

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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.